Question

if 4/a=a^2/16,then check whether a is rational or irrational​

Answer 1

Answer:

The value of a is rational number.

Step-by-step explanation:

We have,

To find, the value of a is rational or irrational = ?

∴

By crossmultiplication, we get

⇒

⇒

Using formula,

⇒

⇒ a = 4, it can be written as  form, q ≠ 0

∴

Henece, the value of a is rational number.

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Step-by-step explanation:

Answer 2

Answer:

4/a = a²/16

given that

Step-by-step explanation:

so

4/a=a²/16

Do cross multiplication

=a×a²=16×4

=a³=64

=a=4

cube root of 64 is 4 .....

so the answer is 4

4 is the rational number

so 4/a=a²/16 is rational number

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