Is the following equation quadratic?
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Find the smallest solution in positive integers of x2=41y2−1.
Write any two quadratic equation
Is the following equation a quadratic equation in x?(x+1/x)2=2(x+1/x)+3
If the difference between the roots of the equation x2+ax+1=0is less than 5, then the set of possible values of a is
Identify which of the following is/are a quadratic polynomial function:
Find x2+5x at x=3
Which of the following equations are not quadratic?