Multiply and simplify.
? 
A. 1
B. 
C. -1
D. 0
Answer: A
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Graph the function using its vertex, axis of symmetry, and intercepts.f(x) = 4x2 + 8x + 6 
A. vertex (1, 2)
intercept (0, 6)
B. vertex (-1, 2)
intercept 
C. vertex (1, 2)
intercept 
D. vertex (-1, 2)
intercept (0, 6)
For the compound inequality, give the solution set in both interval and graph forms.2x + 5 ? 1 and 2x + 5 ? 9
A. (-?, -2] ? [2, ?)
B. [-2, 2]
C. [-2, ?)
D. (-2, 2]
Use the Change-of-Base Formula and a calculator to evaluate the logarithm. Round your answer to two decimal places.log
220.9
A. 0.42 B. 0.18 C. 2.77 D. 5.55
Test the equation for symmetry with respect to the given axis, line, or pole.r cos ? = -4;
the polar axis
A. has symmetry with respect to polar axis B. may or may not have symmetry with respect to polar axis