Need help ASAP. Sound waves can be ranked by their intensity, I, given in this formula, where r is the distance from the source of a sound with a power output of P:

4piIr2

Which equation correctly rewrites the formula to solve for I?

What is x3+3x2−16x−48 divided by x−1?

Write the sine and cosine values of a, b, respectively, in the figure for (1) and (2) + explanation.

If the car had not hit the fence, how much farther would it have skidded? solve the skid-distance formula to find the extra distance that the car would have traveled if it had not hit the fence. round your answer to two decimal places. note that unit conversion is built into the skid distance formula, so no unit conversions are needed.