Which expression shows the simplified form of (8 r Superscript negative 5 Baseline) Superscript negative 3?

8 r Superscript 15
StartFraction 8 Over r Superscript 15 Baseline EndFraction
512 r Superscript 15
StartFraction r Superscript 15 Baseline Over 512 EndFraction

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).

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.