Solve the equation.32x + 1 = 27
A. {-1}
B. {1}
C. {9}
D. {3}
Answer: B
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Use the power-reducing identities to rewrite the expression that does not contain trigonometric functions of power greater than 1.4 sin x cos3 x + 4 sin3 x cos x
A. 2 sin x B. 2 cos x C. 2 sin 2x D. 2 cos 2x
Use the rational zero test to find all the rational zeros of f(x).f(x) = 11x4 + 13x3 - 42x2 - 52x - 8
A. Zeros: 1, 2/11, 2, -2 B. Zeros: -1, 2/11, 2, -2 C. Zeros: -1, -2/11, 2, -2 D. Zeros: 1, -2/11, 2, -2
Add or subtract as indicated.(5x8 + 9x6 - 10x3 + 9) - (10x8 - 10x4 + 9x3 - 3)
A. -5x8 + 9x6 + 10x4 - 19x3 + 12 B. 5x8 + 9x6 + 10x4 - 19x3 + 12 C. -5x8 + 9x6 - 10x4 - 19x3 + 12 D. 5x8 + 9x6 - 10x4 - 19x3 + 12
Find the area of the geometric figure.
Use 
for ?.
A. 78
sq yd
B. 157
sq yd
C. 31
sq yd
D. 15
sq yd