What does i i i equal?

− 1 \sqrt{-1} − 1 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

Simplify using the imaginary number i i i − 20 \sqrt{-20} − 2 0 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

i 20 i\sqrt{20} i 2 0 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

− i 20 -i\sqrt{20} − i 2 0 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

Unit 4 Quadratics Test

Authored by Kateland Sibert

Mathematics

11th Grade

CCSS covered

Used 26+ times

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20 questions

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MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Solve
x² + 13x + 12 = 0

x = -12, -1

x = 12, 1

x = 13, 1

x = -13, -1

Tags

CCSS.HSA-REI.B.4B

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What should you do first in solving this equation?
x² + 6x - 13 = 3

Get factored form

Write down: a=1, b=6, c=-13

Make it equal 0 by subtracting 3 on each side

Type it all in a calculator.

Tags

CCSS.HSA-REI.B.4B

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Determine the values of
a, b, and c for
the quadratic equation:
4x² – 8x = 3

a = 4, b = -8, c = 3

a = 4, b =-8, c =-3

a = 4, b = 8, c = 3

a = 4, b = 8, c = -3

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Solve the equation:
5x² - 35x + 60 = 0

x = 3, -4

x = -3, 4

x = 3, 4

x = -3, -4

Tags

CCSS.HSA-REI.B.4B

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Use the quadratic formula to solve 2x² + 2x - 12.

-2, 3

2, 3

2, -3

-2, -3

Tags

CCSS.HSA-REI.B.4B

MULTIPLE CHOICE QUESTION

5 mins • 12 pts

QUESTION 5

Tags

CCSS.HSA-REI.B.4B

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Solve Using the Quadratic Formula
x² + 4x - 40 = -8

-10 & -4

-4 & 10

-8 & 4

8 & -4

Tags

CCSS.HSA-REI.B.4B

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Unit 4 Quadratics Test

Solve x2 + 13x + 12 = 0

What should you do first in solving this equation?x2 + 6x - 13 = 3

Determine the values of a, b, and c for the quadratic equation: 4x2 – 8x = 3

Solve the equation: 5x2 - 35x + 60 = 0

Use the quadratic formula to solve 2x2 + 2x - 12.

QUESTION 5

Solve Using the Quadratic Formula x2 + 4x - 40 = -8

What should you do first in solving this equation?x2 + 6x - 13 = 3

Solve using the quadratic formula...9x2 = 4 + 7x

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

Solve
x² + 13x + 12 = 0

What should you do first in solving this equation?
x² + 6x - 13 = 3

Determine the values of
a, b, and c for
the quadratic equation:
4x² – 8x = 3

Solve the equation:
5x² - 35x + 60 = 0

Use the quadratic formula to solve 2x² + 2x - 12.

Solve Using the Quadratic Formula
x² + 4x - 40 = -8

What should you do first in solving this equation?
x² + 6x - 13 = 3

Solve using the quadratic formula...
9x² = 4 + 7x