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A submarine descends from sea level to the entrance of an underwater cave. The elevation of the entrance is -120 feet. The rate
1. 1 answer
2. 631 views
A submarine descends from sea level to the entrance of an underwater cave. The elevation of the entrance is -120 feet. The rate
1. 2 answers
2. 1,414 views
Jerry started doing sit-ups every day. The first day he did 15 sit-ups. Every day after that he did 2 more sit-ups than he had
1. 4 answers
2. 1,724 views
1. A ferris wheel is drawn on a coordinate plane so that the first car is located at the point (30,0). what are the coordinates
1. 10 answers
2. 6,350 views
Could someone please help us to write and solve an equation for this:A football team has a net yardage of -26 1/3 yards on a
1. 4 answers
2. 636 views
1. Which of the following sentences uses the past perfect verb tense.A) By June, I will have owned the camera shop for a decade.
1. 4 answers
2. 796 views
What is the torque produced by a force of 40N j applied at the point 2 m i - 5 m j + 3 m k?
1. 1 answer
2. 442 views
Edward's school is 13/2 miles away from his home. He goes by car to school and back. The car consumed 4 gallons of gas taking
1. 2 answers
2. 881 views
Suppose an amount increases by 100%, then decreases by 100%. Find the final amount. Would the situation change if the original
1. 1 answer
2. 650 views
Leroi and Sylvia both put $100 in a savings account. Leroi decides he will put in an additional $10 each week. Sylvia decides to
1. 4 answers
2. 2,361 views
1. Write the converse of the following true conditional statement. if the converse is false, write a counterexample.If a < 10,
1. 9 answers
2. 11,962 views
James have $6 in dimes and quarters if he has 4 fewer quarters then dimes then how many of each coins does he have
1. 2 answers
2. 571 views
School is 2 miles from home along a straight road. The table shows your distance from home as you walk home at a constant rate.T
1. 8 answers
2. 5,466 views
Suppose a population of bacteria in a Petri dish has a doubling time of 6 hours. How long will it take for an initial population
1. 1 answer
2. 2,037 views
Albert is saving up money for a down payment on a house. He currently has $4718, but knows he can get a loan at a lower interest
1. 3 answers
2. 3,533 views
Albert is saving up money for a down payment on a house. He currently has $4718, but knows he can get a loan at a lower interest
1. 1 answer
2. 534 views
Alfred is saving up money for a down payment on a house. He currently has $4185, but knows he can get a loan at a lower interest
1. 1 answer
2. 1,351 views
Hello! I had a question about variations in animals, also known as genetic variations.What is a variation? I cannot find an
1. 1 answer
2. 798 views
Here is the information for two pay-as-you-go cell phone companies,On Call- 3.5 hours: $10 Talk Time- 1/2 hour: $1.25 1)What is
1. 7 answers
2. 3,379 views
1. Which period of history was influenced by the classical Greek and Roman works?A) Renaissance** B) Age of exploration C)
1. 4 answers
2. 617 views
1. Spanish explorers first arrived in the AmericasA) In the nineteenth century B) in the late 1400s C) In the late 1500s D) In
1. 2 answers
2. 755 views
1. Who were the first Early American civilization to build stone pyramids?A. Maya B. Olmec C. Aztec D. Inca Ok, so I originally
1. 3 answers
2. 914 views
Which period of history was influenced by the classical Greek and Roman works?A)Renaissance B) Age of Exploration C) Technology
1. 2 answers
2. 524 views
1.How are the two statements given below related to each other?x: if you run for 10 minutes, then you will raise your heart
1. 1 answer
2. 483 views
A deep-sea diver descended from a rock that is 45 feet below sea level to a coral reef that is 88 feet below sea level. How far
1. 2 answers
2. 1,302 views
Alexander purchased a computer on sale. The original price was $1200. The sale price was 5/6 of the original price. How much did
1. 2 answers
2. 1,325 views
simplify expression (no negative exponents)-2^-3(xy^3)^-2/x^-1y^-3 I got 1/-8x^2y^2
1. 1 answer
2. 419 views
factor completely: 16x^2 + 16x-21I got not factorable...
1. 1 answer
2. 554 views
1 - 1 = 1______________________________________ 4x-12 2x-6 x^2-3x Solve the equation (its subtracting the first two fractions
1. 1 answer
2. 365 views
Use quadratic formula to solve:5x^2-10x+6=0
1. 3 answers
2. 543 views
Consider two circles. A smaller one and a larger one. If the larger one has a radius that is 8 ft longer than the smaller one,
1. 1 answer
2. 539 views
write in standard form a+bi: (2+3i)^3
1. 1 answer
2. 344 views
The Parasol Insurance Group sells a variety of insurance policy types. Design a flowchart for a program that accepts a
1. 0 answers
2. 492 views
In evolutionary terms, RNA is thought to have preceded proteins and DNA. Which of the following provides the most convincing
1. 0 answers
2. 532 views
In evolutionary terms, RNA is thought to have preceded proteins and DNA. Which of the following provides the most convincing
1. 1 answer
2. 841 views
1. Jenny is building a rectangular garden around a tree in her yard. The southwest corner of the garden will be 2 feet south and
1. 4 answers
2. 4,676 views
1. To construct a copy of an angle ABC, the material that is Not necessary isA.) Protractor B.) Compass C.) Ruler or
1. 2 answers
2. 1,433 views
1.Which of the following is true about the bisectors of a segment in a plane?A) Every segment has exactly one bisector. B) Every
1. 3 answers
2. 2,019 views
1. When constructing a congruent line segment to cd , the ray needed for the construction must be shorter than CD.A) True B)
1. 1 answer
2. 1,414 views
The quality control manager at a light bulb factory needs to estimate the mean life of a large shipment of light bulbs. The
1. 1 answer
2. 997 views
1.MO bisects LMN, m LMN=6x-28, m LMO=x+34. Find m NMO.A) 46.4 B) 92.8 C) 63 D) 58 Is the answer A?
1. 5 answers
2. 5,475 views
1. What is the difference between a scientific theory and a scientific law?A) A scientific theory describes a pattern of
1. 22 answers
2. 10,989 views
A scientist studying the effects of gamma rays on marigolds gathered the data shown below.Hypothesis: Marigolds exposed to
1. 3 answers
2. 1,362 views
1. What is the name of the ray that is opposite of ray BA?Description of the ray. It's a straight line with the points A B C D
1. 3 answers
2. 9,586 views
1. Plane hkp and plane rkp are two distinct planes. name the intersection of the plane hkp and plane rkp.A) Ray KP B) Ray HK C)
1. 7 answers
2. 8,182 views
The total of dharma's, Eugene, and Ferns final exam score is 272 Dharma score is added to Eugene score the sum is 28 points less
1. 1 answer
2. 638 views
An ideal gas starts in state A at temperature T. The gas expands to new volume V by an adiabatic process and its final
1. 1 answer
2. 585 views
1)How did the people of the inca empire adapt to their surrounding physical environmentA) By building longhouses and canoes out
1. 1 answer
2. 1,284 views
1)How did the shift to farming impact native american cultures?A) Farming impact native cultures to build more permanent
1. 5 answers
2. 1,511 views
1. a triangle has vertices at (0,0), (2,1),(1,3). About which line could the triangle be resolved, in order to form one cone?A)
1. 4 answers
2. 707 views
1. Nicole plans to apply 2 coats of varnish to a square floor measuring 12 feet on each side. if 1 quart of varnish covers 150
1. 6 answers
2. 618 views
1. In geometry, the symbol used to identify an object often looks like the meaning, or picture, of itself. Which of the symbols
1. 1 answer
2. 614 views
One half the members of the junior high math team are ninth graders. One fourth of the remaining members are eighth graders. One
1. 1 answer
2. 728 views
Whitney invested $25,000, part at 19% and part at 6%. If the total interest at the end of the year is $3,320, how much did she
1. 1 answer
2. 442 views
Use the trigonometric subtraction formula for sine to verify this identity:sin((π / 2) – x) = cos x
1. 2 answers
2. 1,520 views
Can you show steps on deriving the identity from the sum and difference formulas for cosine:sin a sin b = (1 / 2)[cos(a – b)
1. 1 answer
2. 591 views
Find the level of elevation of the sun when a 842 foot building casts a shadow72.6 feet long
1. 1 answer
2. 387 views
Find the volume of a regular square pyramid that is 8 m high and has the length of the side of the base as 9 m
1. 1 answer
2. 642 views
The lens of a telescope has a diameter of 24 inches. Find the exact area of the lens.
1. 1 answer
2. 408 views
Did I round to the correct number of Sig figs?18.0/83 x 100= 22% 15.87/149.87x 100= 11.3%
1. 2 answers
2. 410 views
What is the maximum mass of H2O that can be produced by combining 71.7 g of each reactant?4NH3 (g) + 5O2 (g) -----> 4NO (g) +
1. 1 answer
2. 748 views
What is the maximum mass of S8 that can be produced by combining 85.0 g of each reactant?8SO2 + 16H2S yields 3S8 +16H2O
1. 2 answers
2. 1,006 views
When a 100 mM aq solution of sodium acetate was prepared in the lab it had a pH of 8.9.Calculate the amount of acetic acid (in
1. 3 answers
2. 623 views
I understand part (I) but We have only briefly gone over the HH equation in class and I understand how to use it to get the pH
1. 1 answer
2. 839 views
Use logarithmic differentiation to find the derivative of y:y=x^(e^x)
1. 1 answer
2. 596 views
if I bought 3 items at 24.95 and 2 items at 45 and they were all 30% off, If I had bought these 5 items without the 30$ off what
1. 1 answer
2. 403 views
Samantha Roberts has a job as a pharmacist earning $30,000 per year, and she is deciding whether to take another job as the
1. 0 answers
2. 856 views
Samantha Roberts has a job as a pharmacist earning $30,000 per year, and she is deciding whether to take another job as the
1. 1 answer
2. 918 views
a BALL IS THROWN UPWARD WITH AN INITIAL VELOCITY OF 9.8 M/S FROM THE TOP OF A BUILDING.FILL A TABLE BELOW SHOWING THE BALLS
1. 0 answers
2. 1,129 views
During a rElay race along a straight ROAD the 1st runner on a three person team runs D1 with a constant velocity v1. The runner
1. 0 answers
2. 1,723 views
For a science fair competition, a group of High School students built a kicker-machine that can launch a golf ball from the
1. 2 answers
2. 674 views
I need help on a artistic response to the contemporary world im not creative i need help please im thinking to do one on war or
1. 4 answers
2. 475 views
Are the teachers here getting paid to help the students?Is this a paid program?
1. 5 answers
2. 398 views
1) A 0.1375-g sample of solid magnesium is burned in a constant-volume bomb calorimeter that has a heat capacity of 3024 J/C.
1. 5 answers
2. 5,319 views
1) Determine the amount of heat in kJ given off when 1.26 x 10^4 g of NO2 are produced according to the equation:2NO (g) + O2
1. 2 answers
2. 2,230 views
What is the kinetic energy in MeV of a π–meson that lives 1.80×10-16 s as measured in the laboratory, and 0.840×10-16 s
1. 0 answers
2. 443 views
4. Tonya is 1.3 meters tall. She stands 7 meters in front of a tree and casts a shadow 1.8 meters long. How tall is the tree?
1. 3 answers
2. 2,339 views
as you are riding in a 1650-kg car, you approach a hairpin curve in the road whose radius is 50m. the roadbed is banked inward
1. 0 answers
2. 671 views
5(2x-4)+ 11< 10 -2(6-x)
1. 1 answer
2. 335 views
If z^2 = x^2 + y^2 with z>0, dx/dt=3, and dy/dt=6, find dz/dt when x=4 and y=3.Answer: \displaystyle \frac{dz}{dt} =
1. 1 answer
2. 695 views
What is the formula for 2-bromomethylpropane ?
1. 1 answer
2. 393 views
A highway curve with a radius of 750 m is banked properly for a car traveling 100 km/h. If a 1600- kg Porshe 928S rounds the
1. 0 answers
2. 689 views
1) A high-speed maglev train is traveling with a changing velocity. what can be said about the forces acting on the train?2) An
1. 1 answer
2. 660 views
Which would be grammatically correct:We both had a goal and objective in mind to get our jobs done. or We both had a goal and
1. 3 answers
2. 496 views
a) In 1897, Madeline Boardman won the long-drive contest during the U.S. Women's Amateur Golf Tournament. Her winning drive was
1. 0 answers
2. 726 views
A high-speed maglev train is traveling with a changing velocity. what can be said about the forces acting on the train?Thanks!
1. 0 answers
2. 611 views
a) On the Acme W&W company production line, parts have to be transported 100 m by conveyor belt to a machine area. The parts
1. 0 answers
2. 510 views
a) On the Acme W&W company production line, parts have to be transported 100 m by conveyor belt to a machine area. The parts
1. 0 answers
2. 531 views
On the Acme W&W company production line, parts have to be transported 100 m by conveyor belt to a machine area. The parts move
1. 0 answers
2. 554 views
Can someone please show me how to work this problem below?Jacob earned $80 babysitting and deposited the money into his savings
1. 7 answers
2. 604 views
If both the projection Pa and component Fb of the force F are 305 N, determine the magnitude F and the orientation è of the
1. 1 answer
2. 1,269 views
The two forces shown act in the x-y plane of the T-beam cross section. If it is known that the resultant R of the two forces has
1. 5 answers
2. 2,978 views
If both the projection Pa and component Fb of the force F are 305 N, determine the magnitude F and the orientation è of the
1. 1 answer
2. 2,118 views
Determine the magnitude of the vector sum V=V1+V2 and the angle theta(x) which V makes counterclockwise from the positive
1. 1 answer
2. 769 views
Determine the magnitude of the vector sum V=V1+V2 and the angle theta(x) which V makes counterclockwise from the positive
1. 1 answer
2. 3,471 views
You want to design an experiment to test if a bacteria affects a transmembrane protein. What types of controls should you use to
1. 1 answer
2. 425 views
Find an equation of the curve that satisfies the given conditions: (d^2y/dx^2)=6x, the line y=5-3x is tangent to the curve at
1. 3 answers
2. 2,859 views
Suppose you own a tour bus and you book groups of 20 to 70 people for a day tour. the cost per person is $30 minus $0.25 for
1. 0 answers
2. 763 views
A container in the form of a right circular cone (vertex down) has a radius of 4m and height of 16m. If water is poured into the
1. 1 answer
2. 5,413 views
For each of the following examples, decide whether it would be better to use theterm molecule or formula unit. a. K2SO3 b. H2SO3
1. 2 answers
2. 946 views

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