Factor completely, or state that the polynomial is prime.2x2 - 16xy + 30y2
A. 2(x - 5y)(x - 3y)
B. prime
C. 2(x - 5)(x - 3)
D. 2(x + 5y)(x + 3y)
Answer: A
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Solve the problem.The sides of a triangle are 9 inches, 10 inches, and 11 inches. If the shortest side of a similar triangle is 45 inches, find its longest side.
A. 49 inches B. 10 inches C. 50 inches D. 55 inches
Solve the problem.During the 1998-1999 Little League season, the Tigers played 57 games. They won 23 more games than they lost. How many games did they win that season?
A. 42 games B. 37 games C. 40 games D. 17 games
Describe the inverse of the statement.Divide x by 2 and subtract 8.
A. Multiply x by 2 and add 8.
B. Divide x by 
and subtract -8.
C. Subtract 8 from x and divide the result by 2.
D. Add 8 to x and multiply the result by 2.
Use synthetic division to divide f(x) by x - c, and then write f(x) in the form f(x) = (x - c)q(x) + r.f(x) = x5 + x2 + 4; x + 3
A. (x + 3)(x4 - 2) + 10 B. (x + 3)(x4 - 3x3 + 10x2 - 30x + 90) - 266 C. (x + 3)(x4 - 3x3 + 9x2 - 26x + 78) - 230 D. (x + 3)(x4 - 2x2) + 10