Solve the equation.
= 4 - 
A. x = 
B. x = 4
C. x = 
D. x = 5
Answer: D
Mathematics
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Find the exact value of the expression if ? = 30°. Do not use a calculator.g(?) = sin ?Find 
.
A. 
B. 
C. 8
D. 
Mathematics
Rationalize the denominator and simplify. Assume that all variables represent positive real numbers.
A. 9
- 54
B. 
C. 9
+ 54
D. 9
- 6
Mathematics
Simplify. Do not use negative exponents in your answer.(5t5)-3
A. 
B. 125t15
C. 
D. 
Mathematics
Simplify.
A. - 
B. - 
C. - 
D. - 
Mathematics