Find the derivative.y = -2

A.  = 1
B.  = 
C.  = - 
D.  = - 


Answer: D

Mathematics

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Solve the equation.25x4 - 61x2 + 36 = 0

A.  
B.  
C.  
D.  

Mathematics

Solve the problem.If an object weighs m pounds at sea level, then its weight W (in pounds) at a height of h miles above sea level is given approximately by W(h) = m 2. How much will a man who weighs 165 pounds at sea level weigh on the top of a mountain which is 14,494 feet above sea level? Round to the nearest hundredth of a pound, if necessary.

A. 164.77 pounds B. 7.72 pounds C. 165 pounds D. 165.23 pounds

Mathematics

Simplify the expression. Use positive exponents. Assume variables represent nonzero real numbers.

A. 2
B.
C. 2r-2
D. 2r2

Mathematics

Tell whether the given rational expression is proper or improper.

A. improper B. proper

Mathematics