alleryതാഴെ പറയുന്നവയിൽ ഏതാണ് ഒരു സംയുക്ത സംഖ്യ?
A19
B23
C29
D21
Answer & Solution
Correct answer: D. 21
21 ന് 1, 3, 7, 21 എന്നീ ഘടകങ്ങളുണ്ട്, അതിനാൽ ഇത് ഒരു സംയുക്ത സംഖ്യയാണ്. 19, 23, 29 എന്നിവയാണ് അഭാജ്യ സംഖ്യകൾ.
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