Condition for (a2−9)x2+bx+c=0 to be a quadratic equation is
For degree of x2 to be not equal to zero,a≠3 and also a≠−3. Also a, b, c are real for the given equation to be quadratic.
What will be the condition for (a2 - 9)x2 + bx + c = 0 to be a quadratic equation?
Condition for ax2 + bx + c = 0 to be a quadratic equation is
The condition for equation ax2 + bx + c = 0 to be quadratic is