Find the derivative of y with respect to x.y = tan-1 

A.
B.
C.
D.


Answer: A

Mathematics

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Solve.If the force acting on an object stays the same, then the acceleration of the object is inversely proportional to its mass. If a force acts on an object with a mass of 30 kilograms so that it accelerates at  per second per second, then find the acceleration of an object with a mass of  that is acted on by the same force.

A. 45 meters per second per second B. 48 meters per second per second C. 54 meters per second per second D. 6 meters per second per second

Mathematics

Graph the linear inequality.y ? -6

A.

B.

C.

D.

Mathematics

Solve the problem.The relationship between  and  degrees of measuring temperature is linear. Find an equation relating  and  if  corresponds to 

style="vertical-align: -4.0px;" /> and  corresponds to  Use the equation to find the Celsius measure of 

A. C = F - 80; -  °C
B. C = F + ;   °C
C. C = F - ;   °C
D. C = F - 10;   °C

Mathematics

Write the expression with positive exponents only. Then simplify, if possible.

A. 25
B.
C. - 25
D. - 

Mathematics