check whether x(2x+3)=x2+5,is a quadratic equation?
Answers
Answered by
1
Step-by-step explanation:
x(2x+3)=x2+5
2x+x-x2=5-3
x=2
Answered by
6
Answer:
x(2x+3)=x²+5
=> 2x²+3x=x²+5
=> 2x²-x²+3x-5=0
=>x²+3x-5=0
Yes the given equation is quadratic.
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