Find the amplitude of the function.y = 2.5 sin 8x
A. 
B. 5
C. 8
D. 2.5
Answer: D
Mathematics
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Find the length of the curve.x = 
t2, y = 
(2t + 1) 3/2, 0 ? t ? 1
A. 2
B. 3
C. 1
D. 
Mathematics
For the given rectangular equation, write an equivalent polar equation. (x - 24)2 + (y + 3)2 = 576
A. r = 48 cos ? - 6 sin ? - 9 B. r2 = 48 r sin ? - 6r cos ? - 9 C. r2 = 48 r cos ? - 6r sin ? - 9 D. r2 = -24r cos ? + 3r sin ? + 576
Mathematics
Write the logarithmic equation as an exponential equation.log416 = x
A. x4 = 16 B. 4x = 16 C. 164 = x D. 16x = 4
Mathematics
Match the graph of the parabola with the appropriate equation.
A. y = (x + 1)2 + 2 B. y = (x - 1)2 - 2 C. x = (y - 1)2 + 2 D. x = (y + 1)2 + 2
Mathematics