Find the product.
A. x2 + 9x - 7
B. x2 - 
C. x2 - 9x - 7
D. x2 - 9
Answer: B
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Expand the expression.loga8x6yz4
A. loga8 + 6logax + logay + 4logaz B. 8 + logay + logaz4 C. loga8 - 6logax - logay - 4logaz D. 24loga8xyz
Solve the equation.(x + 5)2/3 + 4(x + 5)1/3 + 3 = 0
A. {32, -6} B. ? C. {-1, 1} D. {-32, -6}
Evaluate the absolute value expression.
A. 20 B. -20 C. 92 D. -92
Solve the problem.A retired couple has $160,000 to invest to obtain annual income. They want some of it invested in safe Certificates of Deposit yielding 6%. The rest they want to invest in AA bonds yielding 12% per year. How much should they invest in each to realize exactly $16,800 per year?
A. $130,000 at 12% and $30,000 at 6% B. $120,000 at 12% and $40,000 at 6% C. $120,000 at 6% and $40,000 at 12% D. $110,000 at 6% and $50,000 at 12%