Question

# Find the value of $$k$$, if $$2x+y=0$$ is one of the lines given by $${ 3x }^{ 2 }+kxy+2{ y }^{ 2 }=0$$

Solution

## $$2x+y=0$$$$2x=-y$$$$3x^2+kxy+2y^2=0$$$$3x^2+kx(-2x)+2(4x^2)=0$$$$3x^2-2kx^2+8x^2=0$$$$k=\dfrac{11}{2}$$.Maths

Suggest Corrections

0

Similar questions
View More

People also searched for
View More