Question

if a=2 and b=-3 find the value of a²+b²-4ab²​

Answer 1

Answer:

2²+(-3)²+(-4*2*(-3)²)

4+9-8*9

13-72

= -59

Answer 2

a2 +b2-4ab2

(2)2 + (3)2 -4*2*(3)2

4+9-8*9

13-72

-59