Math, asked by hpvenkatesh681, 8 months ago

true or false
2. Factor of x²-7X+12​

Answers

Answered by nishadhani7
0

Step-by-step explanation:

We are looking for factors of 12 which ADD (because of + 12) up to 7.

The signs will be the same (because of + 12), they are both negative (because of -7).

The factors which satisfy both conditions are

3

and

4

.

3

×

4

=

+

12

,

and

3

+

4

=

7

(

x

3

)

(

x

4

)

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Let's look at the possible combinations of factors of

12

subtract

...

...

...

...

...

...

12

...

...

...

...

...

...

add

−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−

...

...

...

...

...

...

...

...

...

...

...

...

...

...

...

...

11

...

...

...

...

...

...

...

.

.

1

×

12

...

...

...

...

...

...

13

4

...

...

...

...

...

...

...

...

...

2

×

6

...

...

...

...

...

...

...

8

1

...

...

...

...

...

...

...

...

...

3

×

4

...

...

...

...

...

...

...

7

3

and

4

are the

...

...

...

...

...

...

...

...

...

...

...

...

...

...

...

...

...

...

...

...

...

...

...

.

.

factors we need.

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