Unit 3 TEST_ONLINE PART

Which of these is in Standard Form?

Add the polynomials.
(3x³ + 3x² – 4x + 5) + (x³ – 2x² + x – 4)

Please show your answer in simplified standard form.

Mathematical Equivalence

ON

Which of the following is a 5th degree trinomial with a leading coefficient of -2? 

• -2x⁵ + 3x - 1
• 5x^-2 +3x - 1
• -2x⁵ + 3x⁴ + 2x³ + x² - 10
• 2x + 5

Factor 2x² - 18 completely.

Please type your final answer only.

Mathematical Equivalence

ON

The expression (3x^2 + 4x – 8) + 2(11 – 5x) is equivalent to

• 3x^2 – x + 5

• 3x^2 – x + 14

• 3x^2 – 6x + 14

• 3x^2 + 14x + 14

Tags

CCSS.6.EE.A.3

The function f is graphed on the set of axes below. What is a possible factorization of this function?

• f(x) = (x - 1)(x + 3)

• f(x) = (x + 1)(x - 3)

• f(x) = (x + 1)(x - 4)

• f(x) = (x - 1)(x + 4)

A function is defined as K(x) = 2x² - 5x + 3.

Detemine value of K(-3).

Please type the answer only.

Mathematical Equivalence

ON

Factor Completely: 
3x² - 18x +15
Hint: Factor GCF first.

Please type the final answer only.

Mathematical Equivalence

ON

What is the factored form equation of a function if it has zeros of 2, 3 and -1?

• f(x) = (x-2)(x-3)(x+1)

• f(x) = (x-1)(x-2)(x-3)

• f(x) = (x-1)(x+2)(x+3)

• f(x) = (x+1)(x+2)(x+3)