SOLUTION: Simplify the polynomial 15^2 + 4x- 5x + 5x^2+ 9

Question 150450: Simplify the polynomial

15^2 + 4x- 5x + 5x^2+ 9
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
.... Start with the given expression

.... Square 15 to get 225

.... Group the common terms. In other words, group all of the terms with together, group all of the terms together, and group all of the constant terms together (ie terms with no variable).

.... Subtract from to get or just

.... Add 225 and 9 to get 234

... Remove the parenthesis (they no longer serve a purpose)

So the expression simplifies to

In other words,
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