Least Common Multiple Worksheet

Least Common Multiple Worksheet

6th Grade

20 Qs

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Least Common Multiple Worksheet

Least Common Multiple Worksheet

Assessment

Quiz

History

6th Grade

Practice Problem

Hard

Created by

Dorla McDonald

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

Find the least common multiple of x² - 9 and x² - 5x + 6

(x+3)(x-3)(x-6)(x+1)

(x+3)(x-3)(x-2)

(x-3)

(x-3)(x+2)(x+3)

2.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

L.C.M. of x² + x - 12 and x² - 9 is

(x + 3)(x + 4)

(x - 3)(x + 4)

(x - 3)(x + 3)(x + 4)

x - 3

3.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

What is the least common multiple (LCM) of 48x² and 32x²?

8x²

16x²

16x

96x²

4.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

Factor the polynomial: x²-4x-32

(x-8)(x+4)

(x-4)(x-32)

(x+3)(x-4)

(x+2)(x+5)

5.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

Factor x²-13x+36

(x+9)(x+4)

(x-9)(x-4)

(x+9)(x-4)

(x-9)(x+4)

6.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

Factor n² + 16n + 63

(n-7)(n+4)

(n+7)(n-9)

(n-3)(n-10)

(n+7)(n+9)

7.

MULTIPLE CHOICE QUESTION

15 mins • 5 pts

Solve for K using the Quadratic formula k² - 2k - 24

(-4,6)

(4,6)

(6,-1)

(-6,4)

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