Find the indicated composition.f(x) = 4
; g(x) = 5x + 7Find (g ? f)(x).
A. (g ? f)(x) = 4
B. (g ? f)(x) = 4
+ 7
C. (g ? f)(x) = 20
+ 7
D. (g ? f)(x) = 4
Answer: C
Mathematics
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Solve the inequality by using the method of your choice. State the solution set in interval notation and graph it.x2 - 8 ? 7x
A. [-8, -1]
| -8? | -1 |
B. [1, 8]
| 1? | 8 |
C. [-1, 8]
| -1? | 8 |
D. [-8, 1]
| -8? | 1 |
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Approximate the expression to the nearest thousandth.
A. -0.2 B. -0.163 C. -0.315 D. -0.178
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Solve the equation.log2(3x - 2) - log2(x - 5) = 4
A. {6}
B. 
C. 
D. {18}
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Use the vertex and intercepts to sketch the graph of the quadratic function.f(x) = 1 - (x + 1)2 
A. 
B. 
C. 
D. 
Mathematics