Question 177122
Simplify: (f^2+4f-1)+(2f^2-3f+2)
Add like terms, ie, terms with the same exponent.
+1f^2 + 4f - 1 (the + is for alignment, and the 1)
+2f^2 - 3f + 2
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3f^2 + 1f + 1
={{{3f^2 + f + 1}}}