For the pair of functions, perform the indicated operation.f(x) = x2 + 1, g(x) = 2x - 7
Find (f ? g)(x).
A. 2x3 + 2x2 - 7x - 7
B. 2x2 + 2x - 7
C. 2x3 - 7x2 + 2x - 7
D. 2x3 - 7
Answer: C
Mathematics
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Classify the following as either a pair of equivalent equations or a pair of equivalent expressions.5(r + 3), 5r + 15
A. Equivalent expressions B. Equivalent equations
Mathematics
Use the properties of equality to solve the equation.
+ 
= 
A. 
B. - 
C. 
D. - 
Mathematics
Graph. Label any intercepts and determine the slope of the line. If the slope is undefined, state this.x = -7
A. x-intercept: (-7, 0), m: - 
B. x-intercept: (0, -7), m: 0
C. x-intercept: (0, 0), m: -7
D. x-intercept: (-7, 0), m: undefined
Mathematics
Solve and check.
= 2 + 
A. 
B. 
C. 
D. 
Mathematics