Add or subtract as indicated. If terms are not like radicals and cannot be combined, so state. Assume all variables represent nonnegative real numbers.5
+ 4
- 4
- 
A. 123
- 92
B. 21
- 4
C. 121
- 84
D. 23
- 12
Answer: D
Mathematics
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Using the appropriate right triangle, find the exact value of the trigonometric expression.sec 30°
A. 
B. 
C. 
D. 1
Mathematics
Simplify.
3
A. 
B. 
C. 
D. 
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Write the sentence as an equation.The difference of -54 and 21 is -75.
A. -54 - 21 = -75 B. -54 - 21 = 75 C. 54 - 21 = 75 D. 54 + 21 = 75
Mathematics
The parent function 
is related to g. Describe the sequence of transformations from f to g.
?
?
A. Reflection in the y-axis and vertical shift 
units upward.
B. Vertical shift of the x-axis and vertical shift 
units upward.
C. Reflection in the x-axis and vertical shift 
units upward.
D. Reflection in the x-axis and vertical shift 
units downward.
E. Reflection in the y-axis and vertical shift 
units downward.
Mathematics