Question

factor a^2+13a+40

Answer 1

\[a^2+13a+40\]
\[a^2+5a+8a+40\]
\[(a+8)(a+5)\]

Answer 2

a^2+13a+40
a^2 + 10a + 4a + 40
(a + 10) (a + 4)

Answer 3

both seem right. but they cant be??

Answer 4

your right @UnkleRhaukus
i wrong..,

yes

a^2+13a+40
a^2 + 8a + 5a + 40
(a + 8) (a + 5)

good job