Solve the problem.Peter must practice the piano
per week. He has already practiced
How many more hours does he need to practice?
A. hr
B. 1 hr
C. 7 hr
D. 5 hr
Answer: D
Mathematics
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If a man jumps from an airplane with no parachute, his velocity after t seconds is given by feet per second. Use a table of values to estimate the limiting value for his velocity.
?
A. 171 B. 0.83 C. 0 D. 170.17
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Factor.a2 - 5ab - 36b2
A. (a - 4b)(a + 9b) B. (a + 4b)(a - 9b) C. (a - 4b)(a + b) D. prime
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Find the inverse of the function.f(x) = e-x + 2
A. f-1(x) = -ex - 2
B. f-1(x) = -ln(x - 2)
C. f-1(x) = ln 2 - ln x
D. f-1(x) = ex -
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Identify the radicand.xy2
A.
B. xy2
C. x + 6
D.
Mathematics