For the given functions f and g, find the requested composite function.f(x) = 4x2 + 2x + 4, g(x) = 2x - 5;
Find the function g ? f.
A. 8x2 + 4x + 3
B. 4x2 + 2x - 1
C. 8x2+ 4x + 13
D. 4x2 + 4x + 3
Answer: A
Mathematics
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Graph the rational function.y = 
A. 
B. 
C. 
D. 
Mathematics
Use ZERO (or ROOT) to approximate the positive x-intercepts of the equation. Round to two decimal places.y = x3 + 3x2 - 5x - 7
A. 3.83 B. 1.76 C. 1.91 D. 1.83
Mathematics
Simplify the expression by combining like terms.4p2 + 9p3 - 2p2 - 4p3
A. 2p2 + 5p3 B. 7p2 C. 7p2p3 D. 13p2 - 6p3
Mathematics
Solve the problem.An economist predicts that the buying power B(x) of a dollar x years from now will decrease according to the formula 
How much will today's dollar be worth in 
Round the answer to the nearest cent.
A. $0.58 B. $0.78 C. $1.22 D. $0.08
Mathematics