Square and Square Root Equations

Squares

100

x²+9=28

x=±√19

200

x²-8=17

x=±5

300

3x²+7=58

x=±√17

400

5x²-3=122

x=±5

500

2x²-6=40

x=±√23

Square Roots

100

√x +6=11

x=25

200

√(x+7) = 4

x=9

300

7√x+2-7=3

x=64/49

400

8√(x-3)=32

x=19

500

6√(2x-1)=42

x=25

Surprise Me!

100

√(3x+4)=7

x=15

200

4x²+5=69

x=±4

300

5√(x-2)=20

x=18

400

2x²+9=43

x=±√17

500

√(2x-5)+3=9

x=20.5

Information to know

100

What is the inverse operation of a square root?

A square

200

What is the inverse operation of a square?

A square root

300

What is another word for square root?

Radical

400

All squares will result in a __________ answer

positive

500

What are 3 phrases Ms. Hydo always says?

Answers may vary