Question

if x=2 and y=1 then find value of x²-y²​

Answer 1

Answer:

6

Step-by-step explanation:

x² - y² = (x+b)(x-b)

(2+1)(2-1) = 3×2 = 6

Answer 2

Answer:

here is your answer mate

Step-by-step explanation:

x = 2

y = 1

x²- y²

= 2²- 1²

= 4 - 1

hence your answer is 3