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Holly
Questions (346)
There are 40 children on a bus, there are 12 more boys than girls, how many girls are there on the bus?
1 answer
656 views
create an algorithm, flowchart, and pseudocode for a solution of the following problem. This solution will include the use of
0 answers
780 views
create an algorithm, owchart, and pseudocode for a solution of the following problem. This solution will include the use of
1 answer
716 views
a bird flies 3km west and then 4km south. find the resultant displacement of the bird
3 answers
1,381 views
a cyclist travels 2.5km east, then 10km south and finally 5km west. determine the cyclist's overall displacement from their
1 answer
915 views
Who is Jean Kessner?
4 answers
337 views
A catapult of a spring constant 100N/M contains 2.0J of elastic potential energy when it is pulled back. What is the extension
2 answers
1,274 views
A particle moving at a velocity of 4.8 m/s in the positive x direction is given an acceleration of 3.4 m/s2 in the positive y
1 answer
640 views
Let f(x) be a cubic polynomial function such that y=13(x-1)+4 is tangent to the graph of f(x)at (1, 4) and y=(x+1)+6 is tangent
1 answer
566 views
What are the subject verb and object of this sentence. Paralegal must have good ethics.
2 answers
516 views
Q) ABC is an isoceles triangle in which a=150cm, b=c= 249cm. Find the size of each angle of the triangle, correct to the nearest
1 answer
523 views
Identify the compound and classify its functional group in the image
H H H H H H H-C-C-C-O-C-C-C-H H H H H H H
1 answer
469 views
What is the oxidation number for each atom in NH4F?
N=+3, H=-4, F=+1 N=-3, H=+1, F=-1*** N=+3, H+1, F=-1 N=-3, H=-1, F=+1
1 answer
2,209 views
What is the reducing agent in the following reaction? 2K + S - - > K2S
K S*** K2S None of the above
2 answers
1,393 views
In the reaction of beryllium with fluorine, which atom is oxidized?
fluorine beryllium*** neither of them both of them
1 answer
472 views
What are transferred in an oxidation-reduction reaction?
atoms*** electrons ions protons
2 answers
816 views
Iron metal is formed during the reduction of iron(III) oxide:
Fe2O3 + 3CO 2Fe + 3CO2 When 29.7 kg of Fe2O3 react with 17.8 kg of
0 answers
649 views
I need help please.
Draw a quadrilateral that is not a parallelogram.
1 answer
442 views
Assume that a procedure yields a binomial distribution with a trial repeated n times. Use the binomial probability formula to
0 answers
739 views
Find the linear speed of a point that moves with constant speed in a circular motion if the point travels along the circle an
1 answer
620 views
1. Which of the following answer choices contains a metaphor?
A. His skin was sandpaper** B. The sun sparkled like a diamond C.
4 answers
956 views
1. Which property is NOT a characteristic of a parallelogram?
A. Opposite sides are not congruent B. All angles are congruent**
7 answers
8,522 views
Did I solve these right?
1. f(x)= -3x + 1 g(x)= -4x^2 + x + 2 Find g(f(x) ) -4(-3x+1)^2+(-3x+1)+2 -4(-3x+1)^2-3x+1+2
2 answers
647 views
According to research led by Sarina Saturn, which of the following is predicted by variations of a particular gene on the third
1 answer
534 views
-0.5167 is this number rational or irrational ? Thank you
1 answer
284 views
Using two variables - A carpenter wants to cut a 24-foot board into two pieces so that one piece is 5 times as long as the
1 answer
671 views
A ball is thrown vertically upward from the edge of a cliff of height 131 m. The initial velocity is 77.7 m/s. how high is the
1 answer
766 views
I have two problems I am stuck on, if you could show me how to solve the problems it would be much appreciated.
1) Find sin 2x,
2 answers
3,838 views
Hi! Is it possible to delete a question I asked since I got it answered? Thanks!
Subject: Math Date: Monday, March 23, 2015 Time:
6 answers
666 views
Directions: Use the following matrix to perform the elementary row operations sequentially.
A=[3 2 |8] [5 2 |12] 1.) (1/3) R1
1 answer
1,178 views
What is the molarity of an HNO3 solution if 24.1mL of a 0.250M Ba(OH)2 solution is needed to titrate a 15.0mL sample of the
2 answers
2,529 views
A gym has an enrollment fee of $80 and a $25 fee per month of membership. Write an expression to represent the total cost of m
1 answer
1,044 views
Find derivative of
y= x^3(5x-1)^4 I got y'= 2x(5x-1)^3 +16x^2+5x-1 is this right? If not what and where did I go wrong
2 answers
568 views
Outside temperature over a day can be modelled as a sinusoidal function. Suppose you know the high temperature for the day is 87
1 answer
2,831 views
How is 4.48 Psychosis by playwright Sarah Kane a postmodern drama?
2 answers
813 views
Evaluating audience feedback to your speech presentation usually happens:
A. before the speech. B. after the speech. C. during
3 answers
1,441 views
Can someone help with the following physics problem? This is the only one I'm having trouble solving. Thanks.
A 3.6-m-long ladder
1 answer
688 views
What is the multiplicative inverse of 6 1/7?
My answer- 16
4 answers
1,371 views
The volume of the cylinder is 15 cubic inches. If all the dimensions are multiplied by 2.7 what is the new volume?
My Answer-
2 answers
485 views
A triangular prism has a volume of 92 in.³ if all dimensions are multiplied by 1.6 what is the new volume?
1 answer
490 views
I need some tips on dong the best I could do on the common core state exam. Please do the best you can to give tips. And if you
6 answers
772 views
Liz Marett is the chief financial officer for Fulton Restaurants. She delivered the following comments in a recent conference
0 answers
746 views
A female doctor attempting to explain to her 27-year-old male patient that his severe acne can be cured with a specific drug,
1 answer
712 views
Can someone tell me what the simple subject and simple predicates are in this sentence? Thanks
Sports fans trade baseball,
1 answer
673 views
f(x)=2x^2+12x-6 what is the min or max value ?
1 answer
390 views
When I am giving the point vertex of (1,-1) and another point of (2,2) and i need to put the answere in the form f(x)=ax^2+bx+c
13 answers
728 views
Friction is usually the killer of efficiency. How does a ramp relate to friction?
1 answer
516 views
What is one advantage and one disadvantage of using a ramp? Explain in detail.
2 answers
908 views
What affect does changing the mass of an object on a ramp have on the efficiency of the ramp? Explain.
2 answers
793 views
Bryan tosses a 75.0 g rock into the lake. The rock leaves hus hand at a height of 175 cm above the ground travelling at 19.0
1 answer
624 views
Bryan tosses a 75.0 g rock into the lake. the rock leaves hus hand at a height of 175 cm above the ground travelling at 19.0
1 answer
653 views
Three objects with masses
m1= 36.5 kg m2= 19.2 kg m3= 12.5 kg Are hanging from massless ropes that run over a frictionless
0 answers
864 views
Three objects with masses
m1= 36.5 kg m2= 19.2 kg m3= 12.5 kg Are hanging from massless ropes that run over a frictionless
2 answers
868 views
An elevator motor provides 45.0 kW of power while lifting a 2000 kg elevator 35 m. If the elevator contains six passengers of
1 answer
951 views
A microwave rated at 1000 W heats a 500 g glass of water from 10 degrees C to 55 degrees C in 2 minutes. Determine the
0 answers
719 views
A farmer drives a 0.100 kg iron spike with a 2.00 kg sledge hammer. The sledge hammer moves at a constant speed of 3.99 m/s
2 answers
1,720 views
A 599 g piece of silver at 150 degrees C is submerged in 1000 g of water at 5 degrees C to be cooled. Determine the final
1 answer
822 views
A mechanic uses a chain and block to lift a 875-kg engine 4.00 m to the top of the garage. The downward force in the chain over
2 answers
701 views
A mechanic uses a chain and block to lift a 875-kg engine 4.00 m to the top of the garage. The downward force in the chain over
2 answers
4,581 views
In a fission reaction, uranium-235 bombarded with a neutron produces strontium-94, another small nucleus, and 3 neutrons. Write
2 answers
7,375 views
which expression is equivalent to 4*4*4*4*4*4*4*4?
Debra has 2/3 of a pound of loose green tea leaves. If she wants to keep
3 answers
758 views
How do I increase a fixed sum by 50% properly?
3 answers
362 views
Use linear approximation to estimate the amount of paint in cubic centimeters needed to apply a coat of paint 0.01cm thick to a
1 answer
616 views
I need help understanding the categorization of line-item budgets, program budgets, and functional budgets matrix for an
0 answers
432 views
I need help understanding whether salaries are put into all categories of a program budget,line-item budget,and a functional
0 answers
547 views
Find the vertex of
1. F(x)=3(x-c)^2+1
1 answer
306 views
Find all solutions of 4(cos(x))**2-4 sin(x)-5=0 in the interval (6pi, 8pi)
I tried to work it out and got: 4(cos**2x)-4cosx -9 =
2 answers
1,000 views
Find all solutions of 4 (cos (x)**2)-1=0 in the interval (6pi, 8pi).
(Leave your answers in exact form and enter them as a
1 answer
620 views
Find all solutions of 4(sin(x)**2)-8cos (x) -8 = 0 in the interval (2pi, 4pi).
(Leave your answers in exact form and enter them
1 answer
927 views
Find all solutions of cos (x) + 1/2 sec (x) = -3/2 in the interval (2pi, 4pi)
(Leave your answers in exact form and enter them as
1 answer
968 views
Barium carbonate and nitric acid reacts in a double displacement reaction. One of products also dissociates and evolves carbon
2 answers
3,982 views
What is the smallest radius of an unbanked (flat) track around which a motorcyclist can travel if her speed is 25 km/h and the
0 answers
610 views
53.)
49x-2 = 7Ö 7 a. -5/4 b.5/4 c. 11/4 d. -11/4 79.) 10 E 3n-2 n=4 a. 14+17+20+...+32 b. 28+31+34+...+43 c. 10+13+16+...+28 d.
0 answers
351 views
53.)
49x-2 = 7Ö 7 a. -5/4 b.5/4 c. 11/4 d. -11/4 79.) 10 E 3n-2 n=4 a. 14+17+20+...+32 b. 28+31+34+...+43 c. 10+13+16+...+28 d.
1 answer
372 views
solve 125=(x^3)/ 1/3 ^-3
a. 7 b. 14 c. 15 d. 9
2 answers
321 views
49x-2 = 7Ö 7
a. -5/4 b.5/4 c. 11/4 d. -11/4
1 answer
334 views
Solve:
3e2x + 2 = 50 a. ln 8 b. ln 0.25 c. ln 14 d. 0.5ln 16 --------- Solve: 1 = 7 ex a. ln 1/7 b. ln 1/7 c. ln 7 d. ln 7
0 answers
465 views
Choose a formula for the nth term of the sequence:
a2 , a4 , a6 , ... 2 4 8 a^2n 2^n a^2n 2n a^2n 2+n 2^n a
2 answers
591 views
In triangle ABC, a = 5, b = 9, and c = 6. Find angle A, angle B, and angle C.
a. 38.9°, 109.5°, 331.6° b.31.6°, 109.5°,
2 answers
592 views
Determine the correct formula for the measures of all angles coterminal with the angle: 140°
a. 140° + (360° + n) b. 140° +
2 answers
1,159 views
107. Evaluate: logx 16 = -2
a. 0.25 b. 4 c. -4 d. -0.25 108. Evaluate: e2 ln 3 a. 6 b. 9 c. 12 d. 18
2 answers
483 views
80. Determine the sum for the arithmetic series:
n = 37, t1 = 23, t37 = 203 a. 5631 b. 8362 c. 6742 d. 4181 81. Determine the sum
0 answers
690 views
Please help.
51. Solve: 125=(x3)/0.3^-3 a.7 b.14 c.15 d.9 53. 49x-2 = 7Ö 7 a.-5/4 b.5/4 c.11/4 d.-11/4 60. Simplify: 2log^3 6 -
3 answers
1,182 views
A solution is prepared by dissolving 56.5g of ethylene glycol in 874 g of water. Calculate the change in the boiling point and
1 answer
587 views
There are 6 pizzas for 8 people. If the pizzas are divided equally, how much pizza will each person receive?
4 answers
1,555 views
A solution contains 25 mmol of H3PO4 and 10. mmol of NaH2PO4. What volume of 2.0 M NaOH must be added to reach the second
2 answers
3,232 views
the development of Al Qaeda, at what point in the organization’s growth do you feel it should have become a concern to United
2 answers
541 views
find the center (h,k) and radius r of the circle and then use these to (a)graph circle, (b) find intercepts if any
1 answer
480 views
find the equation of line L. L is parellel to y=4x
show work pleaase..
0 answers
448 views
Plot the points and determine the slope of the line containing them
(-7,-4);(8,-4) please show work
1 answer
594 views
If (a,-12)is a point on the graph of y=x^2+7, what is a?
1 answer
417 views
A war-wolf, or trebuchet, is a device used during the Middle Ages to throw rocks at castles and now sometimes used to fling
1 answer
1,653 views
Ok so reviewing my notes I also got 11,326.6 as the volume in ml. The density of water he wanted us to use was (0.9975) and I
1 answer
1,133 views
I've got a similar question as a previous student.
What is a minimum volume (in gallons) of ethylene glycol (CH2OHCH2OH, an
1 answer
688 views
You want to find the total amount of water in a storage tank that measures 2 ft by 4 ft by 3 feet. Which of the following
1 answer
414 views
The portion of a swimming pool that is below the full water line measures 12 feet by 30 feet by 6 feet deep. What is the volume
1 answer
1,154 views
A rectanfular piece of property measures 50 feet by 150 feet. the owner decides to surround the property with a fence placed
2 answers
474 views
is solve f(x) = 0 for x the same thing as solve f(x) = 0? Would you do the same thing or does the difference in the wording make
1 answer
468 views
When talking about a function f(x) is the f always the y point on a graph? I don't understand my book because it says f can be
1 answer
461 views
Haber process at 127C:
1N2 + 3H2 -----> 2 NH3 [NH3] @ equilibrium= 0.031M [N2] @ initial =0.85 M [H2] @ initial =0.0031 M Calc
1 answer
557 views
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