Choose the best possible option.(x+5)(x−8)=0 is quadratic equation.
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Find the discriminant of the quadratic equation 33x2+10x+3=0.
Three consecutive positive integers are such that the sum of the square of the first and the product of other two is 46, find the integers.
Test, whether the following equation is quadratic equation.x(x+1)+8=(x+2)(x−2)
Choose the correct answer for the following question. Which one is the quadratic equation?x5−3=x2x(x+5)=2n−1=2nx21(x+2)=2
If (x−10)2+(x−2y)2=0 find the values of x and y.
The quadratic equation p(x)=0 with real coefficients has purely imaginary roots. Then the equation p(p(x))=0 has A. only purely imaginary roots B. all real roots C. two real and purely imaginary roots D. neither real nor purely imaginary roots
Solve for x3x2−22x−23=0
Let f(x)=(1+m)x2−2(1+3m)x+4(1+2m). Numbe of interval values of m for which given qudratic expression is always positive is (A) 8 (B) 7 (C) 8 (D) 9