Mod 9: Add/Subtract Polynomials

(4x³-5x²+3x)+(-2x³-x²+6x)

• 2x³-6x²-9x
• 2x³+6x²+9x
• -2x³-6x²+9x
• 2x³-6x²+9x

Tags

CCSS.HSA.APR.A.1

(2x + 5y - z) + (-6x - 4y + 7z)

• -4x +6y + 6z
• 4x + y + 6z
• -4x - y + 6z
• -4x + y + 6z

Tags

CCSS.HSA.APR.A.1

Find the sum.
(2x² + 5x - 7) + ( 3 - 4x² + 6x)

• 2x² + 3x +1
• -2x² - 11x -4
• 2x² + 5x -7
• -2x² + 11x -4

Tags

CCSS.HSA.APR.A.1

Add the polynomial (-3x + 4) + (8x - 5)

• 5x - 9

• 5x - 1

• 11x - 1

• 11x - 9

• None of these

Tags

CCSS.HSA.APR.A.1

Add the polynomials.

(2xy - 3x² + 4y - 5) + (-3xy + 4y² - 3y + 8)

• -1xy - 3x² + 4y² + 1y + 3

• -1xy + 1x² + 1y + 3

• -1xy + 1y² + 1y + 3

• 1xy + 3x² + 4y² + 1y + 3

• None of these

Tags

CCSS.HSA.APR.A.1

Add the polynomials (2x+4) and (5x²+3)

• x²+x+1
• x³+5
• x³+1

Tags

CCSS.HSA.APR.A.1

Simplify each expression.

(6x + 4x⁴ – 3x²) + (7x⁴ + 5x² + 8x)

• 11x⁴ + 2x² + 14x

• 16x⁴ + x² + 14x

• 11x⁴ + x² + 14x

• 11x⁴ + 2x² + 10x

Tags

CCSS.HSA.APR.A.1

Add or Subtract to Simplify:

(x⁵ + x³) – (6x – x³ + 6x⁵)

• –5x⁵ + 2x³ – 6x

• 7x⁵ – 6x

• –5x³ + 2x² – 6x

• –5x⁵ – 6x

Tags

CCSS.HSA.APR.A.1

Simplify the expression:

(7k – 2) – (4k – 5)

• 3k – 3

• 3k – 7

• 3k + 3

• 3k + 7

Tags

CCSS.7.EE.A.1

When a polynomial is written in standard form, the coefficient of the first term is called the _____________.

• Boss coefficient
• Leading coefficient
• Best coefficient
• Greatest common coefficient