Simplify the expression. Assume that all variables represent nonnegative numbers.2
+ 3
- 
A. 5
B. 10
C. 7
D. 9
Answer: D
Mathematics
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If 
, calculate the value of 
?
A. 2.93 B. 45.26 C. 4.04 D. None of the above
Mathematics
Find the value of a so that the trigonometric function passes through the given point.y = a sin x
A. 1
B. 6
C. 
D. -6
Mathematics
Rewrite the expression as the sum and/or difference of logarithms, without using exponents. Simplify if possible.log17
A. 
log17mn - 
log178
B. 
log17m + 
log17n - log178
C. 
log17m ? 
log17n ÷ 
log178
D. 
log17m + 
log17n - 
log178
Mathematics
Solve the problem.A person must pay 7.5% of the price of an item in sales tax. If the sales tax is $685.80, what is the price of the item?
A. $9144 B. $9344 C. $5144 D. $45,720
Mathematics