Use the power rule and the power of a product or quotient rule to simplify the expression.(2a)5
A. 32a
B. 10a5
C. 10a
D. 32a5
Answer: D
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Solve using Cramer's rule.
A. (3, 8) B. (-3, -8) C. (-8, 3) D. (8, 3)
Set up an equation that can be used to solve the problem. Solve the equation and answer the question asked. You inherit $10,000 with the stipulation that for the first year the money must be invested in two stocks paying 6% and 11% annual interest, respectively. How much should be invested at each rate if the total interest earned for the year is to be $800?
A. $7000 invested at 6%; $3000 invested at 11% B. $4000 invested at 6%; $6000 invested at 11% C. $5000 invested at 6%; $5000 invested at 11% D. $6000 invested at 6%; $4000 invested at 11%
A music store sold $4,326 of pop CDs. If that amount is 21% of their total sales, what were their total sales?
a. $21,200 b. $20,600 c. $24,100 d. $26,300 e. $28,500
Find an equation of the line described. Through (-6, -3), perpendicular to the y-axis
A. -6x - 3y = 0 B. y = -3 C. -6x + y = -3 D. x = -6