Find the product AB, if possible.A = 
, B = 
A. 
B. AB is not defined.
C. 
D. 
Answer: D
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Graph the function by first writing it in the form y = A sin(x + C). State the amplitude, period, and phase shift.y = 4
sin x - 4 cos x
A. Amplitude 4, period 2?,
phase shift - 
B. Amplitude 8, period 2?,
phase shift 
C. Amplitude 8, period 2?,
phase shift 
D. Amplitude 8, period 2?,
phase shift - 
Write the number in scientific notation.7,859,000,000
A. 7.859 × 109 B. 785.9 × 107 C. 7859 × 106 D. 7.859 × 106
Find the LCM of the given polynomials.x, x + 4
A. x2(x + 4) B. x(x + 4) C. x D. x + 4
Solve the problem.Sue wants to plan a meal with 34 grams of fat and 620 calories. If hot dogs have 13 grams of fat and 145 calories each and if baked beans have 8 grams of fat and 330 calories per half-cup serving, how many hot dogs and servings of beans should she use?
A. 1 hot dogs and 2 half-cup servings of baked beans B. 8 hot dogs and 13 half-cup servings of baked beans C. 13 hot dogs and 8 half-cup servings of baked beans D. 2 hot dogs and 1 half-cup servings of baked beans