William W.

03/11/19

A city has a population of 280,000 people. Suppose that each year the population grows by 8.75%. What will the population be after 9 years?

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03/11/19

Suppose you use rubber band A to launch a .01kg object straight up in the air by stretching the rubber band .05 meters. How high will it go?

I was doing a lab in my physics class and I was asked this question on my lab form.Rubber band A refers to some testing that we did with one rubber band and how much it could stretch a spring with... more

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Algebra 1

03/10/19

Find three even consecutive integers such that the sum of the squares of the first and second integers is equal to the square of the third integer plus 20.

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Trigonometry Circle

03/10/19

Trigonometry and equation of a circle

Consider the circle with equation x^2+y^2-4y=0 and the point P(5,2). Draw a diagram to show the circle and the two lines from P that are tangent to the circle. Find the angle between the two... more

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Calculus

03/10/19

critical numbers

Find the critical numbers of the function. (Enter your answers as a comma-separated list.)g(t) = 2t ln t

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Calculus

03/08/19

How do you find absolute extrema (maximums and minimums) using the closed interval method?

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Math Calculus

03/08/19

An equation of a line that is parallel to y = -5/4 + 7 and that passes through the point -4,1

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Physics

03/07/19

Help me plz I really need it

A 0.20kg puck travelling right at 6.0m/s collides head-on with stationary 0.40kg puck. The 0.20kg puck bounces back at 1.5 m/s left. What is the velocity of the 0.40kg puck?

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Math Algebra 1

03/06/19

What is 5x - 5 = x + 15

Please show me the simplest way!!!

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Math Algebra 2

03/06/19

Is it possible to have a concave kite?

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Math Algebra Functions

03/06/19

What is the function rule for (-2,10/9),(-1,4/3),(0,2),(1,4),(2,10)?

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Microsoft Excel

03/05/19

a varies inversely as b cubed. If a equals nine fourths when b equals 2, find a when b is 3.

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Math Elementary Math

03/05/19

Each side of a square courtyard is 21 meters long. It costs $18.00 per meter to replace the brick wall around the courtyard. How much would it cost to replace the brick wall?

i need help. im really stuck and cant figure it out

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Algebra 1 Translate Sentence And To Equation

03/05/19

Twice the difference of a number and 4 is 9

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Algebra 1

03/04/19

The sides of a triangle are in the ratio 5:12:13. Describe the length of the shortest side if the perimeter is not more than 120 inches.

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Statistics

03/04/19

Suppose you toss a coin 100 times And get 84 head and 16 tails. Based on the results, what is the probability that the next flip results in a tail?

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Math Algebra 1 Triangles

03/04/19

Math for grade 9

What is the height of a triangle that has a base of 8 inches in an area of 28 in.²?

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Geometry

03/04/19

what is an equation of the line perpendicular to y=-3x-5 that contains (-3,7)

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Chemistry Converting Moles

03/04/19

How many grams do 3.9 × 1025 atoms of hydrogen weigh? Answer in units of g.

how to solve the whole thing in calculator

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Physics

03/03/19

I'm having a hard time doing this problem for Physics

A 6.0 kg bowling ball moving at 3.5 m/s to the right makes a collision, head-on, with a sta-tionary 0.70 kg bowling pin. If the ball is moving 2.77 m/s to the right after the collision, what will... more

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Geometry

03/03/19

P(1, 2), Q(5,5) parallel,perpendicular, or neither?

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Calculus

03/03/19

Optimization question

You are building a right-angled triangular flower garden along a stream as shown in the figure. The fencing of the left border costs $10 per foot, while the fencing of the lower border costs $2 per... more

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Precalculus Verifying Identities Double Angle Identity

03/03/19

Verify cos^2x = (1+cos(2x))/2

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Prealgebra Math Problem

03/03/19

Simplified answer

What is 105 septillionth of 140 millimeters written as all numbers no words, just numbers.

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Math Algebra 1 Ratios

03/03/19

If a car travels 100 km/hr, how far will it travel in 3.5 hours?

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A city has a population of 280,000 people. Suppose that each year the population grows by 8.75%. What will the population be after 9 years?

Suppose you use rubber band A to launch a .01kg object straight up in the air by stretching the rubber band .05 meters. How high will it go?

Find three even consecutive integers such that the sum of the squares of the first and second integers is equal to the square of the third integer plus 20.