Rewrite with only sin x and cos x.

cos 3x

Which expressions are equivalent to -6 + 3m

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

What is the circumference of a circle with an area of 50.24 cm²?