Tell whether the given number is a solution of the equation.
?
; 
?
A. restricted solution
B. not a solution
C. solution
D. conflicting solution
E. none of these
Answer: B
Mathematics
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Multiply the polynomials using the special product formulas. Express the answer as a single polynomial in standard form.(9x - 10y)2
A. 81x2 + 100y2 B. 81x2 - 180xy + 100y2 C. 9x2 + 100y2 D. 9x2 - 180xy + 100y2
Mathematics
Find the LCD of the list of fractions.- 
, - 
A. 9 B. 9 + z C. -9z D. 9z
Mathematics
Find all values that make the expression undefined.
A. 3 B. 0 C. -3 D. Never undefined
Mathematics
Simplify the expression.4x + 9x
A. 13x2 B. 36x C. 26x D. 13x
Mathematics