Find the area enclosed by the given curves.y = - 4sin x, y = sin 2x, 0 ? x ? ?
A. 8
B. 4
C. 16
D. 
Answer: A
Mathematics
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Solve the exponential equation. Round to three decimal places when necessary.3x+6 = 4x
A. 23.973 B. 22.913 C. -22.913 D. 21.853
Mathematics
Make an approximate conversion as indicated. Round to the nearest tenth. The precise value of your approximation will depend on the conversion path that you choose.159 lb = 
kg
A. 349.8 kg B. 168.5 kg C. 403.9 kg D. 71.6 kg
Mathematics
Given the interest formula, I = r ? p ? t, solve the exercise for the unknown value. If necessary, round to the nearest cent, percent, or year.p = $1400, I = $168, t = 2 yr, r =
A. 8% B. 7.5% C. 6% D. 4.5%
Mathematics
Multiply and simplify.
? 
A. 
B. 
C. 
D. 
y
Mathematics