Which expression is equivalent to this expression?
(-5cd4/(2cd2)2

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)

Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed