Question

If a = -3 and b = 7, find the value of 4(a2 + b2

) + 4 –ab​

Answer 1

Answer:

if a=-3 and =7 then,

equation is:-

4(-3x2+ 7x2) + 4 -(-3)x7

4(-6+14) + 4+21

4x8+25

32+25

57....

Answer 2

Answer:

18

Step-by-step explanation:

=4(6+14)+4-10

=4+20+4-10

=28-10

=18