How do you subtract #(- 3x^{2} + 6x - 1) - ( - 5x^{2} + 4x + 2)#?
2 Answers
Sep 16, 2016
Explanation:
We have:
Let's group the like terms:
Sep 16, 2016
Explanation:
Subtracting a number or expression is the same as adding on its inverse.
The effect of the minus sign in front of the bracket is to change the signs in the bracket.
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