What is the derivative of 2sinx and 2cos2x? Find the rules in finding derivative of such functions.

Paul drives 728 miles in 14 days. He drives the same number of miles each day. How many miles does he drive in 1 day?

Round 64,009,880 to the nearest ten thousand

A recreation center offers a membership for $75. Members may take classes for $10 each. nonmembers must pay $15 for these classes. how many classes can a nonmember take and pay the same amount as a member?

If 4 pounds of fruit cost $6.48, how much would it cost for 7 pounds?

There are 14 different actors auditioning for the roles of Larry, Curly and Moe. How many ways could the roles be cast?

Is pie to the power of 2 greater than 9

Evaluate the expression -112/7+9

Use the function to fill in the blanks in the table. x f (x) -2 -1 0 1 2

Jose walked 5 miles in 2 hours. What was his walking rate in miles per hour?

Find the volume of a sphere with radius 9 yd. A. 3,829.7 yd3 B. 3,052.1 yd3 C. 381.5 yd3 D. 339.1 yd3