Question

if x=2 and y=–2 then find the value of 7x²–3xy+5y²​

Answer 1

Answer:

-884

Step-by-step explanation:

7*2=14

14*14=196

196-3*2*-2=-784

-784+5*-2=-884

Answer 2

Answer:

answer is 60

Step-by-step explanation:

7*4-3*2*-2+5*4=60