illianasweg2393 illianasweg2393

25-08-2021
Mathematics

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HELPPP PLSSSSS!!!!!!!!!

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pokhrelsundar37 pokhrelsundar37

25-08-2021

Answer:

3x³+10x²-8x-2

Step-by-step explanation:

(-3x³+7x²-8x+11)-(-3x²+13)

remove unnecessary parentheses

-3x³+7x²-8x+11-(-3x²+13)

collect like terms

-3x³+10x²-8x+11-13

ans=

-3x³+10x²-8x-2

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