Determine if the given value is a solution to the equation.5x + 9 = 6(x - 6); x = 45
A. Yes
B. No
Answer: A
Mathematics
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Solve the problem.If f(?) = sin ? and f(a) = - 
, find the exact value of f(a) + f(a - 4?) + f(a - 2?).
Fill in the blank(s) with the appropriate word(s).
Mathematics
Determine whether the following is a difference of squares.-9x2+ 9y2
A. Yes B. No
Mathematics
Multiply.(3r + 9s)(3r - 9s)
A. 9r2 + 54rs - 81s2 B. 9r2 - 54rs - 81s2 C. 9r2 - 81s2 D. 3r2 - 54rs - 81s2
Mathematics
Multiply.(5x + 2)2
A. 25x2 + 4 B. 5x2 + 20x + 4 C. 25x2 + 20x + 4 D. 5x2 + 4
Mathematics