Question

F(x)=3(x+10)(x-8) in standard form

Answer 1

1. x
2. 
   `y = (x - 8)(x + 10`
3. 
   `{ * }^(2)`
4. 
   `+ 10x`
5. 
   `- 8x`
6. 
   `- 8`
7. 
   `y = { * }^(2) + 2x - 80`
8. 
   `y = { * }^(2) + 2x - 80`
9. 
   

Explanation:

would highly recommend using the FOIL method, a mnemonic device that I was taught in my Algebra class. It's simple and very easy to learn and memorize.

So first, let's start off with the equation:

y

=

(

x

−

8

)

(

x

+

10

)

Using the FOIL method, I will:would highly recommend using the FOIL method, a mnemonic device that I was taught in my Algebra class. It's simple and very easy to learn and memorize.

So first, let's start off with the equation:

y

=

(

x

−

8

)

(

x

+

10

)

Using the FOIL method, I will: