Final Exam Unit 1 Support

√8 - 6√2

• -4√2
• 2√2
• -6√6
• -6√10

√5 + √20

• 5
• 25
• 3√5
• 2√3

√3 × √15 =

• 3√5
• 5√3
• 2√7
• √17

Simplify 2√5(3√3+6√2)

• 6√15+12√10
• 15√6+30√10
• 90
• 6√10+12√6

WRITE AN EQUATION
For a field trip 4 students rode in cars and the rest filled nine buses. How many students were in each bus if 472 students were on the trip?

• 4x=472
• 9x=472
• 4+9x=472
• 4+x=472

330 = 6x+6(-5x+7)

• - 21
• 10
• - 12
• 12

5(2x+6) = -4(-5-2x)+3x

• - 100
• 2
• 13
• 10

-5-r = 1+2r

• 21
• - 2
• - 4
• 4

Find the sum.
(3y² + y³ - 5) + (4y² -4y + 2y³ + 8)

• 3y³ + 7y² - 4y + 3
• 4y² + 3y³ - y + 3
• -y⁴ + 2y³ -y - 4
• 4y³ + 3y² -3y + 1

Simplify the expression.
(4n⁴ - 8n + 4) - (8n² + 4n⁴ + 1)

• -8n² - 8n + 3 
• -7n² - 8n + 3 
• -6n² - 8n + 3
• -7n² - 4n + 3