Add or subtract. Then simplify. If a denominator has two or more factors (other than monomials), leave it in factored form. Express the answer using the denominator of the first fraction when applicable.
- 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Find the first term and the common difference.
, 
, 
, 
, . . .
A. a1 = 
, d = 
B. a1 = 
, d = 
C. a1 = 
, d = 
D. a1 = 
, d = 
Mathematics
Solve the equation.3x - 9 = 15
A. {21} B. {25} C. {14} D. {8}
Mathematics
Write as the sum and/or difference of logarithms. Express powers as factors. log2
A. 
log2r ? 
log2s ÷ 2log2u
B. 
log2r + 
log2s - 
log2u
C. 5log2r + 3log2s - 2log2u
D. 
log2r + 
log2s - 2log2u
Mathematics
Expand the expression using the Binomial Theorem.(2x2 + 4)3
A. (4x4 + 16x2 + 16)3 B. 16x8 + 8x6 + 48x4 + 96x2 + 64 C. 8x6 + 48x4 + 96x2 + 64 D. 8x3 + 48x2 + 96x + 64
Mathematics