Question

I want the answer of question number 3 and 4 ​

Answer 1

HERE IS YR CORRECT ANSWER

Answer 2

Answer:

1. = 7a2+7a- 20 2. =A3+2a2-a+5

= 7×(-4)2+7×(-4)-20 =(-4)3+2×(-4)2-a+5

= -56+(-28)-20 =(-64)+2×(-16)-(-4)+5

= -56-28-20 =-62×(-16)+4+5

= -56-48. =992+4+5

= -104 =996+5

=1001