Perform the conversion. Round to the nearest tenth when necessary.59.1 km/hr to mi/hr
A. 40.3 mi/hr
B. 86.7 mi/hr
C. 36.6 mi/hr
D. 95.2 mi/hr
Answer: C
Mathematics
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Find y '.y = (4x3 + 3)(4x7 - 4)
A. 160x9 + 84x6 - 48x2 B. 160x9 + 84x6 - 48x C. 16x9 + 84x6 - 48x D. 16x9 + 84x6 - 48x2
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Find the function with the given derivative whose graph passes through the point P.r'(?) = 4 + sec2 ?, P(
, 0)
A. r(?) = 4? + 
sec3 ?
B. r(?) = 2?2 + tan ? - 3? + 1
C. r(?) = 4? + tan ? - 3? + 1
D. r'(?) = 2?2 + tan ? + 3?
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Use the quadratic formula to solve the equation.x2 + 9x - 22 = 0
A. -11, 2 B. -11, 1 C. 11, 2 D. 11, -2
Mathematics
Solve the percent problem.Stevie bought a stereo for $285 and put it on sale at his store at a 55% markup rate. What was the retail price of the stereo?
A. $341.75 B. $570.00 C. $385.00 D. $441.75
Mathematics