Find the radius or diameter as requested.Find the diameter.
A. 49.612 mi
B. 7.9 mi
C. 31.6 mi
D. 783.87 mi
Answer: C
Mathematics
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Solve the problem with estimation, but do not use a calculator. Use rounding to make the resulting calculations simple.You spend $41.59 for a meal. If you want to leave a 15% tip, estimate the amount of the tip.
A. $6 B. $4 C. $10 D. $8
Mathematics
Factor.49x2 + 56x + 16
A. (7x + 4)(7x - 4) B. (7x + 4)2 C. (7x - 4)2 D. (49x + 1)(x + 16)
Mathematics
Determine whether the function satisfies a Laplace equation.f(x, y) = 
A. Yes B. No
Mathematics
Fill in the blank with one of the words or phrases listed below.
Two numbers whose sum is 0 are called 
.
A. opposites B. reversed C. the same D. reciprocals
Mathematics