Perform the indicated operation. Assume that all variables are nonnegative.x
- 2
+ 7x
A. 5x
B. 26x
C. 5x
D. 26x
Answer: B
Mathematics
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Solve the radical equation, and check all proposed solutions.x - 
= 4
A. {-1} B. {1, 2} C. {2, 9} D. {9}
Mathematics
Solve.Ben lost $189 on each of 7 consecutive days in the stock market. If he had $15,122 before his loss, how much does he have after his loss?
A. $13,799 B. $14,933 C. $1323 D. $16,445
Mathematics
Find a simplified difference quotient for the function.f(x) = x3 + x
A. 2x3 + 3x2 + 3xh + h2 + 1 B. 2x3 + 3x2 + 3xh + h2 C. 3x2 + 3xh + h2 + h D. 3x2 + 3xh + h2 + 1
Mathematics
Subtract.
- 
A. 
B. x + 4
C. 
D. 
Mathematics