Question

guys please help me to answer (a) number.. ​

Answer 1

Answer:

70

Step-by-step explanation:

x=5,y=-1

8x^2-11xy+7y^2

8*(-1)^2-11*5*(-1)+7*(-1)^2

8*1-11*(-5)+7*1

8+55+7

=70

hope it helps

mark me brainliest

Answer 2

Answer:

in my mean it is correct check the answer please