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Select all the expressions that cannot be factored using intergal coefficients and intergal constants A. X^2 + 5x + 3 B. 25 - 20x + 4x^2 C. -2x^2 + 7x - 3 D. 2x^2 - 5x + 4
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Select all the expressions that cannot be factored using intergal coefficients and intergal constants

A. X^2 + 5x + 3
B. 25 - 20x + 4x^2
C. -2x^2 + 7x - 3
D. 2x^2 - 5x + 4

User Shivam Kumar
by
8.0k points

1 Answer

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cannot be factored

A. X^2 + 5x + 3
D. 2x^2 - 5x + 4

can be factored
B. 25 - 20x + 4x^2 = (5 -2x)^2
C. -2x^2 + 7x - 3 = -(x - 3)(2x - 1)

so answer
A. X^2 + 5x + 3
D. 2x^2 - 5x + 4
User Jwsc
by
7.8k points
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