vanessakhachatryan4 vanessakhachatryan4

14-05-2024
Mathematics

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Find the solution of the initial value problem y'' - 2y' -3y = 21te^2t , y(0)=4 y'(0)=0. Please show all steps.

How do you find cot Thea = 0 on unit circle I don’t understand how to find cot(Thea)=0 on the unit circle and also cot(Thea)=-1

A cylinder has a height of 13 inches and a radius of 5 inches. What is its volume? Use ≈ 3.14 and round your answer to the nearest hundredth.

x varies inversely as y. y = 10 when x = 3. Find the equation that relates x and y: Then find x when y = 15:;

When an object is placed 10 cm in front of a certain mirror, a virtual image is formed 20 cm from the mirror What is the focal length of the mirror? -20 cm 0 +6

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Find the solution of the initial value problem y'' - 2y' -3y = 21te^2t , y(0)=4 y'(0)=0. Please show all steps.

A 0.76 kg ball moves in a circle that is 0.8 m in radius at a speed of 4.3 m/s. Calculate the centripetal acceleration of the ball.

21. Let a and b be real numbers. If (a+bi)-(3-5i) = 7-4i, what are the values of a and b? A. a-10, b=-9 B. a 10, b=1 C. a=4, b=-9 D. a=4, b=1

A fair 6-sided die is rolled. What is the probability that the number rolled was a 3 if you know the number was odd? Round to the nearest hundredth (2 decimal p