Simplify by writing the expression with positive exponents. Assume that all variables represent nonzero real numbers.
-2
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Give the number of rows in the truth table for the compound statement.(p ? q) ? (~r ? s) ? ~t
A. 25 B. 10 C. 8 D. 32
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Write an equivalent expression by factoring out the greatest common factor.5t2 - 15t - 25
A. 5t(t2 - 3t - 5) B. 5(t2 - 15t - 25) C. 5(t2 - 10t - 20) D. 5(t2 - 3t - 5)
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Establish the identity.sec 
= -csc u
What will be an ideal response?
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Follow the proper order of operations to evaluate the following.42 ? 92 - (12 - 8)
A. 140 B. 1276 C. 5184 D. 1292
Mathematics