Question

simplify (2√3+√5)(2√3-√5)​

Answer 1

Answer:

7

Step-by-step explanation:

(2√3 + √5)(2√3 - √5)

● we know that,

(a + b)(a -b) = a² - b²

Therefore,

=> (2√3 + √5)(2√3 - √5) = (2√3)² - (√5)²

=> 12 - 5

= 7

______________

Hope this helps!