What is factor 2a^2-9a-45 ?

The solution to factor 2a^2-9a-45 is (a+3)(2a-15)

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factor 2a^2-9a-45

factor

2 a^{2} - 9 a - 45

(a + 3) (2 a - 15)

Solution steps

2 a^{2} - 9 a - 45

Break the expression into groups

= (2 a^{2} + 6 a) + (- 15 a - 45)

Factor out

2 a

from

2 a^{2} + 6 a : 2 a (a + 3)

Factor out

- 15

from

- 15 a - 45 : - 15 (a + 3)

= 2 a (a + 3) - 15 (a + 3)

Factor out common term

a + 3

= (a + 3) (2 a - 15)

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

2 x + 1 \leq - 5

(a^{2} b c^{3})^{4} \cdot (b^{2} c)^{3}

\frac{5 - i}{3 + 4 i}

- 10 - 6