Question

Factor completely: 4x2 + 25x + 6

(4x + 1)(x + 6)

(4x + 6)(x + 1)

(2x + 3)(2x + 2)

(2x + 6)(2x + 1)

Answer 1

@Solmyr Did you try this?

Answer 2

sadly no cause i have no idea of how to do it

Answer 3

i was looking for someone to show me how to do it

Answer 4

Ok, I'll explain you

Answer 5

General quadratic equation
\[ax^2+bx+c=0\]
Here we have
\[4x^2+25x+6\]
So what's a , b and c here?

Answer 6

a=4
b=25
c=6

Answer 7

Good, first step is to find the product of a and c
What is it here?

Answer 8

4*6=24

Answer 9

Now b is 25 here
Can you find factors of 24, which add up or subtract to form 24 ?

Answer 10

2,4,6,8

Answer 11

12

Answer 12

Let me rephrase it, 2 factors of 24 which add up or subtract to form 25?

Answer 13

im not sure

Answer 14

Check if 24 and 1 satisfy that??

Answer 15

ok i guess it does

Answer 16

so write 25x as 24x and 1x

Answer 17

ok

Answer 18

i have to do something ill brb

Answer 19

\[4x^2+24x+x+6=0\]

Answer 20

im back