Subtract the polynomials: (6x3 - 4x + 5) - (2x3 - x2 + 7x - 10). Enter your answer as a polynomial in descending order below, and use the caret (^) for exponents.

Question

anonymous · Answer

help please

anonymous · Answer

Subtract the polynomials: (6x3 - 4x + 5) - (2x3 - x2 + 7x - 10). Enter your answer as a polynomial in descending order below, and use the caret (^) for exponents.

anonymous · Answer

combine like terms:
6x^3-2x^3= 4x^3
-4x-7x= -11x
5+10= 15
-(-x^2)= x^2
answer: 4x^3+x^2-11x+15

anonymous · Answer

thank u

anonymous · Answer

Find the sum: (x5 - 3x4 + x2 - 4) + (5x4 + 3x2 + 2x + 1). Enter your answer as a polynomial in descending order below, and use the caret (^) for exponents. 
HELP

anonymous · Answer

Find the sum: (x5 - 3x4 + x2 - 4) + (5x4 + 3x2 + 2x + 1). Enter your answer as a polynomial in descending order below, and use the caret (^) for exponents.