Adding and Subtracting Polynomials Answers
What is the sum of the given polynomials in standard form?(x2 – 3x) + (–2x2 + 5x – 3)
[___]x2y3 + [___]xy2 + [___]y
0
associative propertyclosure propertycommutative property
associative propertyclosure propertycommutative property
associative propertyclosure propertycommutative property
x + 20x – 1803x + 203x – 180
8201,0202,8203,020
Place the correct coefficients in the difference.
combined like termsgrouped like termswrote as addition of the additive inversewrote terms as addition of opposite
combined like termsgrouped like termswrote as addition of the additive inversewrote terms as addition of opposite
combined like termsgrouped like termswrote as addition of the additive inversewrote terms as addition of opposite
Which polynomials are listed with their correct additive inverse? Check all that apply.x2 + 3x – 2; –x2 – 3x + 2 –y7 – 10; –y7 + 10 6z5 + 6z5 – 6z4; (–6z5) + (–6z5) + 6z4x – 1; 1 – x(–5x2) + (–2x) + (–10); 5x2 – 2x + 10
Cory writes the polynomial x7 + 3x5 + 3x + 1. Melissa writes the polynomial x7 + 5x + 10. Is there a difference between the degree of the sum and the degree of the difference of the polynomials?
combined like termsgrouped like termswrote as addition of the additive inversewrote terms as addition of opposite
[___]x2y3 + [___]xy2 + [___]y
11
The sum of two polynomials is 10a2b2 – 8a2b + 6ab2 – 4ab + 2. If one addend is –5a2b2 + 12a2b – 5, what is the other addend?
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