Use a rational exponent to write the expression.
A. x-9/2
B. x9/2
C. x-2/9
D. -x2/9
Answer: B
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Solve the problem.The value of a particular investment follows a pattern of exponential growth. In the year 2000, you invested money in a money market account. The value of your investment t years after 2000 is given by the exponential growth model A = 9400e0.057t. How much did you initially invest in the account?
A. $9951.36 B. $4700.00 C. $535.80 D. $9400.00
Solve the problem.An item selling for $620 is marked down 25% for a special promotion. It is later marked down 20% of the sale price. What is the final selling price of the item?
A. $575.00 B. $341.00 C. $775.00 D. $372.00
Draw the graph of the equation.x2 + y - 4 = 0
A. 
B. 
C. 
D. 
Use the Binomial Theorem to find the indicated coefficient or term.The 3rd term in the expansion of (8x + 2)3
A. 96x B. 192x C. 384x2 D. 4