Question

(xy + 3)(x2y2 – 2) + 6 for x = 1, y = -1​

Answer 1

At x = 1 and y = - 1

( xy + 3 ) ( x²y² - 2 )

( 1 x - 1 + 3 ) ( 1² (-1)² - 2 )

( - 1 + 3 ) ( 1 - 2 )

2 x - 1

Answer ➡ - 2