Solve. Give an exact answer unless indicated otherwise.Consider the formula T = 591 - 76 cos 2?, where ? is measured in degrees. To the nearest hundredth of a degree, what is the smallest positive value of ? for which the value of T will be 546?
A. 26.85°
B. 53.70°
C. 23.85°
D. 56.70°
Answer: A
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Find the average rate of change of the function over the given interval. f(x) = x2 + 2x, [1, 4]
A. 6
B. 7
C. 8
D.
Provide an appropriate response. Find the equation of the line passing through the point (3, -4) with slope -2.
A. y = -2x + 10 B. y = -2x + 1 C. y = -2x + 2 D. y = -2x -10
Factor completely, or state that the polynomial is prime.x2 - 4x - 45
A. (x + 9)(x + 5) B. (x + 9)(x + 1) C. (x - 9)(x + 5) D. prime
The velocity of a falling object is a linear function of the time t it has been falling. If when
and
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?
A. ?
B. ?
C. ?
D.
E. ?