The sequence is defined recursively. Write the first four terms.a1 = 5; an = 4an-1 - 5
A. a1 = 5, a2 = 15, a3 = 75, a4 = 315
B. a1 = 5, a2 = 20, a3 = 80, a4 = 320
C. a1 = 5, a2 = 25, a3 = 105, a4 = 425
D. a1 = 5, a2 = 15, a3 = 55, a4 = 215
Answer: D
Mathematics
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Use the quotient rule to simplify the expression. Write the expression with positive exponents. Assume that all variables represent nonzero real numbers.
A. 102
B. 
C. 
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Factor the polynomial completely.45a2b + 30ab - 15b
A. 5b(9a - 3)(a + 1) B. 5b(9a + 3)(a - 1) C. 5(9ab + 3)(ab - 1) D. 5(9ab - 3)(ab + 1)
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? 
A. 5m
B. 
C. 
D. 10
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