Write the rate as a unit rate.416 miles in 8 hours
A. 52 miles/hour
B. 52 miles
C. 3328 miles
D. 424 miles/hour
Answer: A
Mathematics
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Multiply.(-2x2 + 4y)(5x2 + 5y)
A. -10x4 + 10x2y2 + 20y2 B. -10x4 + 10x2y + 20y2 C. -10x4 + 10x2y + 20y4 D. -10x2 + 10xy + 20y2
Mathematics
Find the product.(8x + 5y)2
A. 64x2 + 25y2 B. 64x2 + 80xy + 25y2 C. 8x2 + 80xy + 25y2 D. 8x2 + 25y2
Mathematics
Find the curvature of the curve r(t).r(t) = (10 + cos 5t - sin 5t)i + (9 + sin 5t + cos 5t)j + 10k
A. ? = 
B. ? = 
C. ? = 
D. ? = 
Mathematics
Solve the problem.Find the image of figure ABCDE for the dilation with center P and scale factor 5/4.
A. 
B. 
C. 
D. 
Mathematics