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3 years ago

What’s (X-4) (x+5) I don’t get it someone help

2 answers:

8 0

Heya! I am going to show you something step by step, I hope this helps you hun.

=(x+−4)(x+5)

=(x)(x)+(x)(5)+(−4)(x)+(−4)(5)

=x2+5x−4x−20

=x2+x−20

(The 2 is to the second power between.)

Please message me for further help! - Hannah

Flauer [41]3 years ago

5 0

You have to find out what x is because x is an imaginary number

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