The expression (4x-1)(x^2-x+3) can be written as which of the following?

2016-06-17 4:14 pm
1. 4x^3+x-3
2. 4x^3-4x^2+12
3. 4x(x^2-x+3)-(x^2-x+3)
4. 4x(x^2-x+3)+(x^2-x+3)

回答 (2)

2016-06-17 4:18 pm
(4x - 1)(x² - x + 3)
= 4x(x² - x + 3) - 1(x² - x + 3)
= 4x(x² - x + 3) - (x² - x + 3)

...... The answer is : 3. 4x(x² - x + 3) - (x² - x + 3)
2016-06-17 4:54 pm
The expression (4x-1)(x^2-x+3) can be written as
3. 4x(x^2 - x + 3) - (x^2 - x + 3)


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