Question

(√5+4 ) (√5-4 ) is equal to​

Answer 1

Answer:

here

Step-by-step explanation:

a+b * a-b = a*a - b*b

√5^2 - 4^2

5-16

-11 is answer

Mark Brainiest please

Answer 2

Hey!

QUESTION :-

(√5+4 ) (√5-4 ) is equal to

SOLUTION :-

(√5+4 ) (√5-4 ) = (√5)² - (4)²

= 5 - 16

= - 11