Use the rules for exponents to rewrite the expression and then evaluate the new expression. (72)-1 

A.
B. - 
C. -14
D. -49


Answer: A

Mathematics

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The number of IBM shares that Nancy owns is given by f (t). The price per share of the stock of IBM at time t is g(t) dollars. What does the function f (t)g(t) represent? ?

A. The value in dollars of Nancy's shares of IBM at time t B. The price per share of the stock of IBM at time t C. The number of IBM shares that Nancy owns at time t D. The total number of IBM shares at time t

Mathematics

Solve the problem.A number is increased by 14% to 847. Find the original amount. Round to the nearest hundredth.

A. 847.00 B. 965.58 C. 842.98 D. 742.98

Mathematics

Determine whether the given ordered set of numbers is a solution of the system of equations.(-4, 2)3x + y = -144x + 3y = -22

A. No B. Yes

Mathematics

Graph the rational function.f(x) =  

A.

B.

C.

D.

Mathematics