Fill in the blank.The measure of a straight angle is 
.
A. 180°
B. 90°
C. between 0° and 90°
D. between 90° and 180°
Answer: A
Mathematics
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Find the inverse of the function.f(x) = 
A. f-1(x) = x2 + 5, x ? 0
B. f-1(x) = (x - 5)2 , x ? 0
C. f-1(x) = 
D. f-1(x) = (x + 5)2 , x ? 0
Mathematics
Graph the linear inequality.y < -5x + 1
A. 
B. 
C. 
D. 
Mathematics
If f(x) = x² - x + 6, evaluate the difference quotient  FIGURE 1.png)
Select the correct answer.
 multiple choice.png)
Mathematics
Simplify the expression involving rational exponents.- 
1/2
A. Not a real number
B. - 
C. 
D. - 
Mathematics