Question

(√7+√4)( √7-√4)

Solve the following

Answer 1

Answer:

Step-by-step explanation:

(√7+√4)(√7-√4)

THIS COULD BE SOLVED USING THE IDENTITY :

(A+B)(A-B) = A²-B²

HERE:

A = √7 AND B = √3.

(√7+√4)(√7-√4) = (√7)²-(√4)²                 (√A)² = A

                          = 7-4

                          = 3.

HOPE THIS HELPS.