4/8x²y²+1/3x² y²-2/1 x²y²-1/6x²y²
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Answer:
Solution:
(6xy) × (-3x²y³)
= {6 × (-3)} × {xy × x²y³}
= -18x1+2 y1+3
= -18x³y⁴.
(ii) 7ab², -4a²b and -5abc
Solution:
(7ab²) × (-4a²b) × (-5abc)
= {7 × (-4) × (-5)} × {ab² × a²b × abc}
= 140 a1+2+1 b2+1+1 c
= 140a⁴b⁴c.
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