What is factor 5x^2+32x-21 ?

The solution to factor 5x^2+32x-21 is (5x-3)(x+7)

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factor 5x^2+32x-21

factor

5 x^{2} + 32 x - 21

(5 x - 3) (x + 7)

Solution steps

5 x^{2} + 32 x - 21

Break the expression into groups

= (5 x^{2} - 3 x) + (35 x - 21)

Factor out

x

from

5 x^{2} - 3 x : x (5 x - 3)

Factor out

7

from

35 x - 21 : 7 (5 x - 3)

= x (5 x - 3) + 7 (5 x - 3)

Factor out common term

5 x - 3

= (5 x - 3) (x + 7)

lo g_{3} (243) = x

5 ∣ 2 - 2 x ∣ + 3 = 63

x + 3 = 14

x - 8 = - 4

0 = x^{2} - 7 x + 10