19) The factorisation of: a (x + y + z) + b (x + y + z) + C (x + y + z) is
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Answer:
(a + b + c) (x +y +z)
Step-by-step explanation:
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Step-by-step explanation:
ANSWER
ax2y+bxy2+cxyz
Common factor =xy
=xy(ax+by+cz)
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