Question

1. Find all the common factors in each of the following.
a. 6ab, 8b b. 45x^2 y^2 z^2 30x^2yz c. 12x^y, 8x and 16xy
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Answer 1

Answer:

1. 6ab= 2×3×a×b

8b=2×2×2×b

so common factor= 2×b=2b

2. 45x²y²z²= 3×3×5×x×x×y×y×z×z

30x²yz=2×3×5×x×x×y×z

so common factor=3×5×x×x×y×z=15x²yz