Solve the problem.Solve the formula V = 
?r2h + 
?hrR + 
?hR2 for r.
A. r = 
B. r = 
C. r = ±
D. r = 
Answer: D
Mathematics
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Use the fact that 
f(x) = 
f 
to find the limit.
n
A. -1 B. e9 C. 1 D. e-9
Mathematics
Convert the common fraction into decimal form. If necessary, round to the nearest thousandth.
A. 1 B. 0.857 C. 0.862 D. 0.854
Mathematics
Rewrite the polynomial in descending order.-10 + 7x2 + 6x6 + 3x3 - x
A. -10 + 7x2 + 6x6 + 3x3 - x B. 6x6 - x + 3x3+ 7x2 - 10 C. 6x6 + 3x3 + 7x2 - x - 10 D. -10 - x + 7x2 + 3x3 + 6x6
Mathematics
Add.5368 + 2269
A. 7637 B. 930 C. 829 D. 927
Mathematics