Question

If (2/5)²ˣ =1 ,then x is equal to -
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Answer 1

Answer:

0

Step-by-step explanation:

any constant powered by zero is equal to 1

(2/5)^(2x) = 1

1 can be written as (2/5)^0

So,

(2/5)^(2x) = (2/5)^0 Using property of surds

2x = 0

x = 0