Answer:
1. x²-3x+2+ 2x-4= x²- x- 2=(5)²-5-2=25-5-2=182. x²-3x+2- 2x-4= x²-3x+2+ -2x+4= x²-5x+6= (-3)²-5(-3)+6= 9+15+6=303. fg?
Step-by-step explanation:
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Answer:
1. x²-3x+2
+ 2x-4
= x²- x- 2
=(5)²-5-2
=25-5-2
=18
2. x²-3x+2
- 2x-4
= x²-3x+2
+ -2x+4
= x²-5x+6
= (-3)²-5(-3)+6
= 9+15+6
=30
3. fg?
Step-by-step explanation: