Question

5. Find the product of (√7 + √2) and (√7-√2).​

Answer 1

Answer:

(√7+√2)×(√7-√2).

we know (a+b)(a-b)=a^2-b^2

=(√7)^2-(√2)^2

=7-2

=5

Answer 2

Answer:

5

Step-by-step explanation:

Using Identity : (a+b)(a-b) = a²-b²,

(√7 +√2) (√7-√2) = (√7)² - (√2)² = 7-2 =5

So, your answer is 5

Hope it Helps!