The following expressions represent denominators of rational expressions. Find their LCD.n, 5 + n, and 5 - n
A. n(5 + n)(5 - n)
B. n2 + 25
C. 25n2
D. 25 - n2
Answer: A
Mathematics
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A. 9x3yz2 - 9x3 B. 9x3yz2 - 9x3z C. 9x3yz2 + 9x3z D. 9xyz
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Compute the product.
A. 
B. 
C.
D. not defined
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Find the slope of the line that passes through the given two points. If the slope is undefined, state this.(-4, 9) and (6, -3)
A. - 
B. - 
C. - 
D. - 
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Solve the equation. Only consider values of x for which the expressions yield real numbers.
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