which of the following equations are quadratic ?
a. 5x²– 2x + 30 = 0
b.10x – 5y =0
c. 12x² – x = 11
d.3x – 2 = 2x + 6
e.4x + 2x² – 3x³ =0
f. (x + 2)(x + 2)= 0
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which of the following equations are quadratic ?
a. 5x²– 2x + 30 = 0
b.10x – 5y =0
c. 12x² – x = 11
d.3x – 2 = 2x + 6
e.4x + 2x² – 3x³ =0
f. (x + 2)(x + 2)= 0
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Answer:
F
Step-by-step explanation:
( x - 2 ) ( x - 2 ) = 0
x² + 2x + 2x + 4 = 0
Ans. x² + 4x + 4 =0
That equation is quadratic since it has quadratic term, linear term and constant.
Answer:
F.(× + 2)(× + 2)=0
Step-by-step explanation:
yan na