Factor completely.x7 + 5x6 - 36x5
A. x-4(x2 + 5x - 36)
B. x5(x - 4)(x - 9)
C. x5(x - 4)(x + 9)
D. x5(x + 4)(x + 9)
Answer: C
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Solve.A collection of dimes is arranged in a triangular array with 13 coins in the base row, 12 in the next, 11 in the next, and so forth. Find the value of the collection.
A. $0.91 B. $4.55 C. $9.10 D. $18.20
Write the mixed number as an improper fraction.11
A. 
B. 
C. 
D. 
Provide an appropriate response.In a raffle 1000 tickets are being sold at $1.00 each. The first prize is $100, and there are 3 second prizes fo $50 each. By how much does the price of a ticket exceed its expected value?
A. $1.00 B. $0.75 C. $1.75 D. $50
Factor out the greatest common factor. Simplify the factors, if possible.8x7y9 + 28x2y7 + 28x4y5
A. 4x2(2x5y9 + 7y7 + 7x2y5) B. 4x2y5(2x5y4 + 7y2 + 7x2) C. 4(2x7y9 + 7x2y7 + 7x4y5) D. x2y5(8x5y4 + 28y2 + 28x2)