Question

F(x) = 3x2 + 6x – 18
Find f(10)

Answer 1

The answer to the function is 102

First you must set up the equation

`f(10)=3(10)(2)+6(10)-18`

Then you must multiply

`f(10)=60 +60-18`

Finally, you must simplify like terms

`f(10)=102`

Answer 2

=

(

x

2

+

6

)

(

x

+

3

)

Explanation:

[Grouping the first 2 terms together and the 2md 2 terms together.]

x

3

+

3

x

2

+

6

x

+

18

=

(

x

3

+

3

x

2

)

+

(

6

x

+

18

)

[Common factor]

=

x

2

(

x

+

3

)

+

6

(

x

+

3

)

{Taking the common bracket]

=

(

x

2

+

6

)

(

x

+

3

)

~Hope this helps! :)