Solve the system by graphing.
A. Inconsistent
B. (-5, 5)
C. (4, 5)
D. (-4, 4)
Answer: D
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Find the length of the curve.x = 7 sin3 t, y = 7 cos3 t, 0 ? t ? ?
A. 42 B. 21 C. 7 D. 14
In a certain lake the intensity of light from the surface decreases by 40% for each additional meter of depth.
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A: Explain why light intensity is an exponential function of depth.
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B: Using 
for intensity at the surface of the lake, write a formula that gives the intensity I of light ?d meters below the surface.
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C: At what depth will light intensity be one tenth of surface intensity? Round your answer to two decimal places if necessary.
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What will be an ideal response?
Provide an appropriate response. Describe several tasks or occupations that would require you to find the perimeter of a shape.
What will be an ideal response?
Use synthetic division to divide.(x2 - 144) ÷ (x + 12)
A. x - 144 B. x + 12 C. x - 12 D. 12x - 12