The intensity I of light from a light bulb varies inversely as the square of the distance d from the light bulb. Suppose I is 250 W/m2 when the distance is 3 m. How much farther would it be to a point where the intensity is 160 W/m²? It would be meters farther. (Simplify your answer.)

Q: The variable s is proportional to t, and s = 15 when t = 105.Determine t when s = 40.

A: Given: The variable s is proportional to t. s = 15 when t = 105.

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A: We will draw the figure and then find relation between x,y,r . Then use derivative to find relation…

Q: The variable s is proportional to t, and s=15 when t=45. Determine t when s=40 1-(Type an integer or…

A: The variable  is proportional to , and  when

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A: yo find:- value of s.

Q: Assume that y varies jointly with x and the square root of z. f  y=30 when x=3 and z=25, then find…

A: Given y varies jointly with x & square revt at Z .If y = 30 when x = 3 & z = 25 .We have…

Q: (c) For an object experiencing free fall from an airplane, the distance y meters that the ject falls…

A:

Q: The quantity a varies directly with d and inversely with b and c When d= -10, b 5, and C = 8, a 2.…

A:

Q: Enter a formula representing the following function.   The gravitational force, F, between two…

A: we have to Enter a formula representing the following function. The gravitational force, F, between…

Q: 5 1 -dx is x2 The value of 4

A: Let I=∫451x2dx

Q: What is the equation of the line shown on t he gr aph below?

A: Given,           The line shown on the graph below :