Q: Factor x2 plus 3x - 40?

Write your answer...

Submit

Still have questions?

Continue Learning about Algebra

(x + 8)(x - 5)

The factors are (x + 6) and (x - 3)

-3x3 - 6x2 + 189x = -3x(x2 + 2x - 63) = -3x(x + 9)(x - 7)

If you mean: x2+3x+2 then it is (x+1)(x+2) when factored

3x2 + 15x + 6 = 3*(x2 + 5x + 2). There are no further rational factors.

Related questions

x2 + 3x - 40 = x2 + 8x - 5x - 40 = x(x + 8) - 5(x + 8) = (x - 5)(x + 8)

x2 + 48x + 320

(x + 8)(x - 5)

3(x2 + 3x + 1)

3 - 3x + x2 - x3 = (1 - x)(x2 + 3)

x3 + x2 - 3x - 3 x(x2 + x - 3) - 3

(x2 + 3x + 5)(x2 - 3x + 4)

x2-3x-28

(x2 plus 40) (x minus 1)

(x + 3)(x + 4y)

=3x * * * * * The correct answer is: x2 + 7x + 12 = (x + 3)(x + 4).

(x-1)(x+4)