Question

(x+4)(x-4)=20 quardatic equation
​

Answer 1

Step-by-step explanation:

(x) ²-(4)²=20

x²-16=20

x²=20-16

x²=4

x=2

please follow me please

thanks

Answer 2

Answer:

yes

Step-by-step explanation:

(x-4)(x+4) =x²-(4)²

=x²-16

x²-16=20

x²=4

x=√4

x=2

pls mark me as a brainliest