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प्रश्न
17 × 11 × 13 + 11 is ______.
पर्याय
a prime number.
multiple of 17.
a composite number.
an odd number.
MCQ
रिकाम्या जागा भरा
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उत्तर
17 × 11 × 13 + 11 is a composite number.
Explanation:
17 × 11 × 13 + 11 = 11 × (17 × 13 + 1)
= 11 × (221 + 1)
= 11 × 222
= 2442
So, it has nontrivial factors e.g., 11 and 222 and is composite.
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