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Mathematics 11 Online
OpenStudy (anonymous):

can some on help me on these problem but show how to get the answer? please :) Simplify: (3x2 − 2) − (5x2 + 5x − 1) −2x2 − 5x − 1 8x2 + 5x − 3 8x2 − 5x − 1 −2x2 − 5x + 1 4. Simplify: (3x − 5) − (5x + 1) 2x − 6 −2x − 6 2x + 6 −2x + 6 5. Simplify: (4x − 6) + (5x + 1) x − 5 9x − 5 −x − 5 9x + 5

OpenStudy (anonymous):

polynomials

OpenStudy (anonymous):

@jim_thompson5910 ?

jimthompson5910 (jim_thompson5910):

(3x^2 − 2) − (5x^2 + 5x − 1) 3x^2 − 2 − 5x^2 - 5x + 1 (3x^2 − 5x^2) - 5x + (− 2 +1) -2x^2 - 5x - 1

jimthompson5910 (jim_thompson5910):

So (3x^2 − 2) − (5x^2 + 5x − 1) simplifies to -2x^2 - 5x - 1

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