Find the derivative.y = (x-2 + x)-3
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Answer: A
Mathematics
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Describe the graph of the polar equation. 8r cos ? + r sin ? = 5
A. Vertical line passing through (8, 0) B. Parabola with vertex (8, 5) opening upward C. Line with slope -8 and y-intercept (0, 5) D. Line with slope 5 and y-intercept (0, 8)
Mathematics
Calculate the arc length of the indicated portion of the curve r(t).r(t) = (10t sin t + 10 cos t)i + (10 t cos t - 10 sin t)j ; -3 ? t ? 6
A. 225 B. 135 C. 450 D. 270
Mathematics
Simplify the expression without a calculator.
Mathematics
Solve the problem.A triangular-shaped field has sides of 231.7 meters and 169.2 meters, and the angle between them measures 57.14°. Find the area of the field.
A. 21,271 sq m B. 32,931 sq m C. 10,636 sq m D. 16,466 sq m
Mathematics