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71h Math
Question 8
2014 April(71H) Math Question 8
Algebraic & Function Expressions
- Simplify Algebraic Expressions
Choice G
$$(x^{2}+2x)+(3x+5)+(x^{2}+1)+(6x-4)$$ $$=(x^{2}+x^{2})+(2x+3x+6x)+(5+1-4)$$ $$=2x^{2}+11x+2$$
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