What is factor a^2+3a-28 ?

The solution to factor a^2+3a-28 is (a-4)(a+7)

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factor a^2+3a-28

factor

a^{2} + 3 a - 28

(a - 4) (a + 7)

Solution steps

a^{2} + 3 a - 28

Break the expression into groups

= (a^{2} - 4 a) + (7 a - 28)

Factor out

a

from

a^{2} - 4 a : a (a - 4)

Factor out

7

from

7 a - 28 : 7 (a - 4)

= a (a - 4) + 7 (a - 4)

Factor out common term

a - 4

= (a - 4) (a + 7)

\frac{7}{4} - (\frac{5}{3} + \frac{2}{3} \cdot \frac{1}{5}) + 2

4 n^{2} + 28 n + 49

14 4^{- \frac{1}{2}}

x^{4} + x^{5} y^{4}

\frac{1}{144}