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18-11-2020
Mathematics

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Factoring by grouping: what is 3x^2+2x-5

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virtuematane virtuematane

18-11-2020

Answer:

(x-1)(3x+5)

Step-by-step explanation:

3x^2+2x-5

3x^2+(5-3)x-5

3x^2+5x-3x-5

X(3x+5)-1(3x+5)

(x-1)(3x+5)

Answer is (x-1)(3x+5)

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