Question

Q.7) Simplify: (√3+√7) (√3-√7)​

Answer 1

Answer:

-4

Step-by-step explanation:

(a+b) x (a - b) = a² - b²

(√3+√7) x (√3 - √7)

= √3² - √7²

= 3 - 7

= -4

Answer 2

Step-by-step explanation:

using identify

(a+b)(a-b)

${a}^{2} - {b}^{2} \\ \sqrt{ {3}^{2} } - \sqrt{ {7}^{2} } \\ 3 - 7 \\ - 4$

-4 ANSWER