Question

if x=√8,y=√2 then which of the following is rational
a x/y
b x-y
c√xy
d both a and c​

Answer 1

Answer:

d) both a and c

Step-by-step explanation:

because

x/y then = √8/√2

2√2 /√2 = 2

now √xy = xy = √8*√2 = √16

√√16 = √4 = 2

hence the ans is option d

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