Question

plzz reply me fast................​

Answer 1

Answer:

1 ,51 because I one is subtracted and second is additional and third is multiple and subtraction

Step-by-step explanation:

first multiple all numbers and divided by 4 and subtract by using 4

Answer 2

Answer:

you asked me as a minded question but it is easy that 4^2+3^2-2^2 and similarly 7^2+4^2-8^2 =1.