What is factor 7x^2-38x+15 ?

The solution to factor 7x^2-38x+15 is (7x-3)(x-5)

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factor 7x^2-38x+15

factor

7 x^{2} - 38 x + 15

(7 x - 3) (x - 5)

Solution steps

7 x^{2} - 38 x + 15

Break the expression into groups

= (7 x^{2} - 3 x) + (- 35 x + 15)

Factor out

x

from

7 x^{2} - 3 x : x (7 x - 3)

Factor out

- 5

from

- 35 x + 15 : - 5 (7 x - 3)

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

Factor out common term

7 x - 3

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

3 \cdot 13

25 t^{2} - 36

(- \frac{2}{2})^{2}

\frac{k + 1}{2 k} + (1 - \frac{1}{( k + 1 ) ^{2}})

\frac{18}{5} - 3