which of the following is a quadratic equation ?
a) (2x+3)²-18-4(x+3)² c) x2+4x+12=(x-3)²-19
b) (x+3) ³+ (x+9)² =(x-4)² d) (2x+2)²+x+1=x²-9x+11
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Answer:
option A is the quadratic equation ... plz mark as a brainlist
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Answer:
Hii
C is the answer
Because Quadratic equations have four terms
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