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Gujarat Secondary and Higher Secondary Education Board · Gujarati · Class 10 · Basic Maths

Board exam · Basic Maths · 2026

15 questions · One at a time

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14
SHORT ANSWER2 marks

અવિભાજ્ય અવયવીકરણની રીતથી 12,1512, 15  અને 2121  નો ગુસાઅ અને લસાઅ શોધો.

Answer

12=22×312 = 2^2 \times 3, 15=3×515 = 3 \times 5, 21=3×721 = 3 \times 7. HCF=3HCF = 3. LCM=22×3×5×7=4×3×5×7=420LCM = 2^2 \times 3 \times 5 \times 7 = 4 \times 3 \times 5 \times 7 = 420.
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