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5 votes
2x² - 7x + 3. please explain

User ErikH
by
3.3k points

1 Answer

2 votes

Solution

Step 1

Write the expression


2x^2-7x+3

Step 2


\begin{gathered} 2*3=\text{ 6} \\ choose\text{ two integers that if add give -7 and when multiplied give 6} \\ -1\text{ and -6} \\ \\ 2x^2-\text{ x -6x + 3} \\ \\ x(2x\text{ - 1\rparen-3\lparen 2x - 1\rparen} \\ \\ (x\text{ - 3\rparen\lparen2x - 1\rparen} \end{gathered}

Final answer

(x - 3)(2x - 1)

User Rene Just Nielsen
by
2.9k points