What is factor 4x^2-15x-25 ?

The solution to factor 4x^2-15x-25 is (4x+5)(x-5)

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factor 4x^2-15x-25

factor

4 x^{2} - 15 x - 25

(4 x + 5) (x - 5)

Solution steps

4 x^{2} - 15 x - 25

Break the expression into groups

= (4 x^{2} + 5 x) + (- 20 x - 25)

Factor out

x

from

4 x^{2} + 5 x : x (4 x + 5)

Factor out

- 5

from

- 20 x - 25 : - 5 (4 x + 5)

= x (4 x + 5) - 5 (4 x + 5)

Factor out common term

4 x + 5

= (4 x + 5) (x - 5)

8^{2} + 1 6^{2}

\frac{1}{- \frac{1}{3} + 1}

\frac{n}{8} + 16 = 64

7 x - 8 \leq 34

8 x^{2} - 48 x + 40