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Erik
Questions (58)
24 more than twice malik's height
1 answer
292 views
Which statement about carbon atom is true?
1 answer
298 views
what reference source would be the best to find the current population of a place other then the web?
2 answers
304 views
A 75.0-kg person stands on a scale in an elevator. What does the scale read (in N) when the elevator is at rest? What does the
3 answers
14,054 views
Use midpoints to approximate the area under the curve (see link) on the interval [0,1] using 10 equal subdivisions.
imagizer.imag
5 answers
4,644 views
Demonstrate that the proyection of a vector U over a vector V is parallel to the vector the vector U.
I used the formula of
1 answer
509 views
Using the binomial theorem, Find the first three terms in the expansion of (x^2+2y^3)^20
1 answer
1,675 views
A 56 kg student is standing atop a spring in an elevator that is accelerating upward at 3.5 m/s^2. The spring constant is 2300
0 answers
609 views
Walmart sells a case of 24 cans of diet coke for $6.88. Publix sells a 12 pack of diet coke for $3.99. Which is the best buy?
I
6 answers
2,042 views
You mix 8 tablespoons of hot sauce and 3 cups of salsa in a green bowl. You mix 12 tablespoons of hot sauce and 4 cups of salsa
1 answer
1,047 views
There is a football field and the length shows 120 yd and the width is 53 1/3 yd
a. What are the dimensions of a football field
18 answers
6,184 views
Which container holds more, a half-gallon milk jug or a 2 liter juice bottle?
My answer: 1 gallon=3.79 liters 3.79 liters/2=1.895
4 answers
4,666 views
What was family life like in Indian society?
Please help.
4 answers
610 views
The Aryans were made up of different groups of people. However, in what way were they alike?
I am having a lot of trouble
2 answers
678 views
I need to practice writing summaries and small essay for my 9 week exam and I am not very good at writing summaries or essays.
3 answers
851 views
Demetria is tiling a square area of her bathroom floor. For every 13 white tiles used, she wants to use 12 gray tiles. Draw a
4 answers
1,357 views
How many factors do the number 8 and 9 have in common?
I got, 8:1,2,4,8 9:1,3,9 My answer: 1 Can you please check my answer to
3 answers
566 views
The quotient of two numbers is 46. The difference of the two numbers is 45. What are the two numbers.
1 answer
472 views
Carbonic acid forms when carbon dioxide dissolves in water. A typical can of soda contains a 0.120 M solution of CO2. Assuming
1 answer
780 views
Find the derivative of f(x)=(2x)^(1/2)ln(15x)
0 answers
420 views
Find the derivative of y=(2*x^(3/2))/(x^2+5)
1 answer
464 views
A baseball diamond is a square 90 ft on a side. A player runs from first base to second base at 15 ft/sec. At what rate is the
0 answers
1,442 views
Given dy/dt=4y and y(2)=400. Find y(7).
1 answer
453 views
A rectangular recreational field needs to be built outside of a gymnasium. Three walls of fencing are needed and the fourth wall
2 answers
5,859 views
The steel I-beam in the drawing has a weight of 5.22 × 103 N and is being lifted at a constant velocity. What is the tension in
0 answers
696 views
A ball starts 1.175 meters off the ground and shot at an angle of 40 degrees with a velocity of 3.2 m/s. Where does it land?
1 answer
410 views
You complete 3centimeters of a necklace in an hour. Each hour after the first, you triple the length of the necklace. Write an
17 answers
2,704 views
Find and express the results in polar form for the following:
z = 2(e^(-jω) - e^(j7ω)), where ω = omega j is the math
1 answer
591 views
In the sentence - "Tom could see the anger in Mr. Adams' face."
is "Mr. Adams' face" a compound noun? I know Mr. Adams' is a
3 answers
729 views
10 mL of 0.0100 M HCl are added to 25.0 mL of a buffer solution that is 0.010 M HC2H3O2 and 0.1 M C2H3O2-. What is the pH of the
1 answer
513 views
On a Christmas package, Audrey needs to use only 40-cent stamps and 16-cent stamps. If she uses twice as many 40-cent stamps as
1 answer
539 views
Lead (Pb) concentrations were measured in waterfowl eggshell samples from two locations. In n1 = 41 samples from a location
1 answer
540 views
Lead (Pb) concentrations were measured in waterfowl eggshell samples from two locations. In n1 = 41 samples from a location
1 answer
461 views
5.00 ml of 1.90M HCl is diluted to 0.400l. calculate the pH of the HCl?
1 answer
459 views
Suppose that a given population of trees have an average height of 10.2 ft and a
standard deviation of 1.3 ft. Find the
1 answer
509 views
In the number 22! determine the largest prime factor.
1 answer
570 views
Ok so i looked at it and tried to figure out the conj. base and acid. Are these right?
1) S2-(aq) + HCl(aq) <=>Cl1-(aq) +
1 answer
1,118 views
Ok so for question I have to state whether the element/compound is an acid, base, conjugate acid or conjugate base. Can u please
1 answer
867 views
A sequence of four integers is both arithmetic and geometric. if the sum of the four numbers is 20, find the first integer in
1 answer
565 views
if four individuals share $270 in the ratio of 1:1:2:5, how much is the lagest share?
1 answer
384 views
Three identical masses of 640 each are placed on the x axis. One mass is at = -100 , one is at the origin, and one is at = 400 .
1 answer
839 views
A car goes around a curve on a road that is banked at an angle of 32.5 . Even though the road is slick, the car will stay on the
2 answers
830 views
Verify Identity:
cos5x-cos3x=-8sin^2x(2cos^3x-cosx)
1 answer
594 views
Maya Angelou - I Know Why the Caged Bird Sings
What Maya Angelou means by the title of her autobiography.? Please Help if you can
1 answer
1,565 views
Suppose that heights of newborns are bell shaped with a mean of 6.8 pounds and a standard deviation of 1.3 pounds. What
1 answer
531 views
Suppose that heights of newborns are bell shaped with a mean of 6.8 pounds and a standard deviation of 1.3 pounds. What
1 answer
806 views
Suppose the mean height of a population is 65 inches with a standard deviation of 1.5 inches. What is the z value for a height
1 answer
762 views
Im stuck on this question.
The unusual aspect of functional group replacement of an alcohols hydroxyl group by chlorine by
1 answer
580 views
I cant figure this question out. I could use some help.
Solve for x lnx-lnx^2+ln5 = 0 Simplify the answer
1 answer
577 views
Please help me interpret this-I'm in 8th grade and I don't have any idea:
What is the main idea? Read the following quote from
5 answers
1,017 views
A circular water stain on your home ceiling had a diameter of about 4 inches across on Monday at 8 A.M. On Tuesday at the same
0 answers
609 views
A ray of light goes from water (nwater=1.333) into ice (nice=1.309).
Which of the following statements is true? 1) The ray gets
3 answers
766 views
What is radiation?
4 answers
374 views
Why might it be worse to get an infection from someone in the hospital than from someone on a bus?
is it because how bad the
2 answers
553 views
Judy and Ramey together have 42 stuffed animals. Judy has 12 fewer animals than Ramey. How many stuffed animals does each girl
6 answers
462 views
what causes water to leak after you've replaced the wax ring on the toilet?
1 answer
442 views
can anyone give me a site from which I can learn educational things, it can be game types of sites, I don't mind that as long as
0 answers
561 views
I am in need for a funny joke which I need to add in my skit. Please give me your ideas, and with them I will try to make mine,
4 answers
511 views