Simplify the expression. Assume that all variables are positive when they appear.(
+ 5)(
- 5)
A. 11 - 2
B. 6
C. -14
D. 36
Answer: C
Mathematics
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A. - 76
B. - 
C. - 
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Use the fundamental identities to simplify the expression.
A. sin ? B. sec2? C. cos3? D. tan2?
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Use the associative property of addition to write an equivalent algebraic expression.2 + (4 + x)
A. 2(4 + x) B. (2 + 4)x C. 4(2 + x) D. (2 + 4) + x
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Write the set by listing its elements.{z|z is a number whose absolute value is 7}
A. {-7, ..., 7} B. {-7, 7} C. {7} D. {-7}
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