[" 3.2.Which youte forvainy equations "],[" avudrutic? "],[" 1) "x^(2)+2x+11=0]

Which of the following are quadratic equations? x^(2)+2x+11=0

Which of the following are quadratic equations? x^(2)+2x+11=0

Find the roots of the quadratic equations by using the quadratic formula 1/2 x^(2)-sqrt(11)x+1=0

Solve the following equations : 11(2x-3)+2(x+1)=2(9+2x)

If alpha and beta are the roots of the equation x^(2) + x+1=0 then which of the following are the roots of the equation x^(2) - x+1 = 0 ?

Find the root of equation 2x^2+3 x + 11=0.

Find the equation of tangent to the conic x^(2)-y^(2)-8x+2y+11=0 at (2,1)

Which of the following are equation and mention the variables of the equation. 2x + 1 = 11

For what values of a, the roots of the quadratic equation x^(2)-(3a-1)x+2a^(2)+2a-11=0 are equal ?