Unit 4 Operations With and Solving Polynomials

Tags

operations on polynomials

Tags

finding zeros of a polynomial

Find all the real zeros of the function f(x)=x³-4x²-11x+30

• 3, 2, 5

• -3, -2, -5

• -3, 2, 5

• 3, -2, -5

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

Find all zeros of the polynomial function P(x) = x³+6x²+9x+54

• 6, 3, -3
• -6, 3, -3
• -6, 3i, -3i
• 6, 3i, -3i

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

Tags

CCSS.HSA.APR.B.2

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

Simplify the expression.
(4a³ - 8a - 4a²) + (7a³ - 7 - 6a)

• 11a³ - 4a² - 14a - 7 
• 5a³ - 4a² - 14a - 7 
• 5a³ - 4a² - 20a - 7 
• 5a³ - 9a² - 20a - 7

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

(x³-x²+4) - (3x³-2x²+3)

• -2x³-3x²+7
• -2x³+x²+1
• 2x³-3x³-1
• 4x³-3x²+7

Tags

CCSS.HSA.APR.A.1

Like terms must have...

• The same coefficient
• The same variables
• The same variables and exponents
• The same coefficient, variables, and exponents

Which of these is in Standard Form?

Tags

CCSS.HSA.SSE.A.2

What is the leading coefficient of the following polynomial?

 $2x^2-3x+4x^3-5-7x^4$  
(Do not forget to put this in standard form first)

• 2

• -2

• 4

• -7