Assertion (A) : Unit digit of 3n cannot be an even number for any natural number n . Reason (R) : 2 is not a prime…
CBSE Class 10 Maths PYQ · Real Numbers · Unit digit 0 · 1 Mark · March 2025 · Standard
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821 Mark · March 2025 · Standard
Assertion (A) : Unit digit of $3^n$ cannot be an even number for any natural number $n$. Reason (R) : $2$ is not a prime factor of $3^n$ for any natural number $n$.
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(a) Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).