Question

1
2
(2) x oc y when x = 2, then y =
.: If x = 1, then y
(1) 4
(2) 1
(3)
(4) 16​

Answer 1

Answer:

Given2

2x−y

=32

⇒2

2x−y

=2

5

⇒2x−y=5−−−−(1)

Again2

x+y

=16

⇒2

x+y

=2

4

⇒x+y=4−−−−(2)

Adding(1)and(2)weget

3x=9

⇒x=3

Substitutingx=3in(2)weget

y=1.

∴x

2

+y

2

=3

2

+1

2

=10(Ans)