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Quadratic Equations

100

What is the general form if Quadratic Equations?

ax²+bx+c=0 and a not = to 0.

200

Where did the name Quadratic came from?

Quad.

Extracting The Square Root

100

(x+5)²=10

x=5 or x=-10

200

4x²+50=0

x=i25 or x=-i25

Factoring

100

x²+25x

= 625

FACTORABLE

x²+25x=(X+5)(X+5)

200

-10x²+50x=70x

x=0 or x=-2

Completing The Square

100

x²+160x+250=0

x=86 x=74

200

x²+80x+60=0

x=119 x=-39

Quadratic Formula

100

10x²+10x+25=0

=-1/2 =-1/2

200

x²+16x=34=0

=-201/2 =-311/2