Question

Please solve the above ques to be marked as brainliest!!​

Answer 1

${ \sqrt{3} }^{2} - { \sqrt{7} }^{2}$

$3 - 7$

$- 4$

Here is your answer with explanation

Answer 2

Step-by-step explanation:

Given- (√3 - √7)^2

using identity-

(a-b)^2 = a^2 - 2ab + b^2

We have,a= √3 , b= √7

Now,(√3)^2 - 2×√3×√7 + (√7)^2

3 - 2×√21 + 7

10 - 2√21

Hope,It would be right solution