What is factor 7x^2-20x-3 ?

The solution to factor 7x^2-20x-3 is (7x+1)(x-3)

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factor 7x^2-20x-3

factor

7 x^{2} - 20 x - 3

(7 x + 1) (x - 3)

Solution steps

7 x^{2} - 20 x - 3

Break the expression into groups

= (7 x^{2} + x) + (- 21 x - 3)

Factor out

x

from

7 x^{2} + x : x (7 x + 1)

Factor out

- 3

from

- 21 x - 3 : - 3 (7 x + 1)

= x (7 x + 1) - 3 (7 x + 1)

Factor out common term

7 x + 1

= (7 x + 1) (x - 3)

(x + y)^{2} + 2 (x + y) - 15

x^{2} + 7 x - 8

(8 i)^{3}

∣ x ∣ + 5 \leq 1

(7 - 2 x) (5 x - 2) < 0