Simplify the expression. If the expression contains any variables, assume that they represent positive real numbers. Write your answer with only positive exponents.
A. 7
B. 7x
C. 78
D. 
Answer: C
Mathematics
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Provide an appropriate response.What is the single discount equivalent of 30/20/10?
A. 0.504 B. 0.30 C. 0.496 D. 0.70
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Provide an appropriate response.Find the real roots of the equation: (x + 1)3 - 8 = 0
Fill in the blank(s) with the appropriate word(s).
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Multiply.(2x + 1.6)(2x - 1.6)
A. 4x2 - 3.2 B. 4x2 - 6.4x- 2.56 C. 4x2 - 25.6 D. 4x2 - 2.56
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Find the vertical asymptotes of the rational function.f(x) = 
A. x = - 
, x = 1
B. x = 
, x = -1
C. x = - 
, x = 1
D. x = 
, x = -1
Mathematics