(4x^2 – 3x + 2) + (5x^3 – 7x^2 – 9) need help adding these polynomials
Idk but I think it is like this... 5x^3 would go first -7x^2 + 4x^2= -3x^2 then 3x And then -9 + 2= -7 and all would equal 5x^2-3x^2+3x-7 :P
5x³ - 3x² - 3x - 7
Add like terms, term-by-term
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Idk but I think it is like this... 5x^3 would go first -7x^2 + 4x^2= -3x^2 then 3x And then -9 + 2= -7 and all would equal 5x^2-3x^2+3x-7 :P
5x³ - 3x² - 3x - 7
Add like terms, term-by-term