Find the exact value of the sum.sin 
+ sin 
A. 
B. 0
C. -1
D. 1
Answer: D
Mathematics
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Solve.0.3(x + 7) = 12
A. x = 47 B. x = 33 C. x = 16.667 D. x = 5
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Factor completely. If the polynomial is prime, state so.x + 125x4
A. x(1 + 5x)(1 - 5x + 25x2) B. x(1 - 5x)(1 + 5x + 25x2) C. prime D. x(1 + 5x)(1 + 5x + 25x2)
Mathematics
Find the least common denominator of the rational expressions.
and 
A. 80x B. 20x2 C. 80x3 D. 80x2
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Multiply the polynomials using the FOIL method. Express the answer as a single polynomial in standard form.(x - 6y)(-3x - 11y)
A. x2 + 7xy + 7y2 B. -3x2 + 7xy + 7y2 C. -3x2 + 7xy + 66y2 D. x2 + 7xy + 66y2
Mathematics