Question

Factor completely: 2x2 + 9x + 4

(2x + 2)(x + 2)

(2x + 1)(x + 4)

(2x + 4)(x + 1)

(2x + 2)(x + 4)

Answer 1

\[\large{2x^2+9x+4=2x^2+8x+x+4}\]

Answer 2

right?

Answer 3

yes

Answer 4

ok so can u try to factor that out?

Answer 5

\[\large{2x^2+8x+x+4}\]
\[\large{2x(x+4)+1(x+4)}\]

right?

Answer 6

yes

Answer 7

further factorization ? can u ..

basic funda about that:
\[\large{a(b+c)+d(b+c)=(a+d)(b+c)}\]

can u do that now?

Answer 8

yes thanks

Answer 9

can u tell me what r u getting?

Answer 10

(2x + 1)(x + 4)

Answer 11

very good .. u r right