Factor, if possible.5x3 + 10x2y - 40xy2
A. Prime polynomial
B. (5x2 + 10xy)(x - 4y)
C. 5x(x - 2y)(x + 4y)
D. 5x(x + 2y)(x - 4y)
Answer: C
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Solve the problem. Round to the nearest tenth of a percent, if necessary.On a biology test, a student got 25 questions correct but did not pass. On a second attempt, the student got 30 questions correct. What was the percent of increase?
A. 5% B. 80% C. 16.7% D. 20%
Draw and label a rectangle to illustrate the following product.(x + 7)(x + 5)
What will be an ideal response?
Find all rational zeros of f. Then (if necessary) use the depressed equation to find all roots of the equation f(x) = 0.f(x) = x5 + 5x4 - 11x3 - 55x2 + 18x + 90
A. {-3, 3, 5, -
, 
}
B. {-5, -3, 3, -
, 
}
C. {-3, 0, 3, -
, 
}
D. {-5, -3, 0, 3, 
}
Write the form of the partial fraction decomposition of the rational expression. Do not solve for the constants.
A. 
B. 
C. 
D. 
E. 