Gujarat BoardEnglish MediumSTD 8MATHSFactorization1 Mark
MCQ
The common factor of $6 a^{3} b^{4} c^{2}, 21 a^{2} b$ and $15 a^{3}$ is
✓
$3 a^{2}$
B
$3 a^{3}$
C
$6 a^{3}$
D
$6 a^{2}$
✓
Answer
Correct option: A.
$3 a^{2}$
a $6 a^{3} b^{4} c^{2}=2 \times 3 \times a \times a \times a \times b \times b \times b \times b \times c \times c$
$21 a^{2} b=3 \times 7 \times a \times a \times a$
$15 a^{3} 64 c 4=3 \times 5 \times a \times a \times a$
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