1. 4׳y²z -6ײy =
2. 3a³b² +9a² b+ 15 abc=
3. 6×⁴y - 18 × y=
4. 5׳y² + 25h² y=
5. - 7l² mn - 21 lm²n³​


Sagot :

Answer:

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Step-by-step explanation:

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1.2x²y(2xyz - 3x)

2.3a(a²b² + 3ab + 5bc)

3.6x(x³y - 3y)

4.5y(x³y + 5h²)

5.7lmn(l - 3mn²)