Question

3. If x = 20 and y = 9, then which of the following is a rational number?
(a) 3x + y
(d) √6x - y
(b) 2x + y (c) 4x - y
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Answer 1

Step-by-step explanation:

Except (d) everyone is rational number

Answer 2

Answer:

(a) , (c) and(c) are rational no. s and (d) is a irrational no.

Step-by-step explanation:

plzz refer to the attachment...

hope this helps you...plzz Mark as BRAINLIEST answer❤