(2h+7)(2h-7), How To Solve That Thank Youuuu

(2h+7)(2h-7)
how to solve that thank youuuu

 

Answer:

Step-by-step explanation:

Use the FOIL method

First term

Outer term

Inner term

Last term

(2h+7)(2h-7)

4h²-14h+14h-14

Simplify

4h²-14

Cancel terms -14h and 14h because according to add sign

If a (+)+(+) you have to add them and copy the sign

If a (-)+(-) you have to add them and copy the sign

If a (-)+(+) you have to subtract them and copy the sign that has the highest constant