Thursday, March 28, 2019

Arithmetical progression and quadratic equation

Determine the real number k with the condition that the roots of the equation x4(3k+2)x2+k2=0 make the arithmetic progression?



I dont know how to start ?

No comments:

Post a Comment

analysis - Injection, making bijection

I have injection f:AB and I want to get bijection. Can I just resting codomain to f(A)? I know that every function i...