Solve the system of equations by substitution.
?
?
A. 
,
B. 
,
C. 
,
D. 
,
E. 
,
Answer: D
Mathematics
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Use either the binomial theorem or Pascal's Triangle to expand the binomial.(2x + 4)3
A. 4x6 + 8x3 + 4096 B. 8x3 + 48x2 + 96x + 64 C. 8x3 + 48x2 + 48x + 64 D. 4x2 + 16x + 16
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Use the integral test to determine whether the series converges.
A. diverges B. converges
Mathematics
Perform the indicated operation.(3a + 10c)(3a - 10c)
A. 3a2 - 10c2 B. 9a2 - 100c2 C. 9a2 + 60ac - 100c2 D. 9a2 - 60ac - 100c2
Mathematics
Identify the radicand.
A. y + 2
B. 
C. 
D. y - 2
Mathematics