exam
Maths Puzzle
Numerical Ability
x^3+2x^2-5x-6=0
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exam Other Question
Add
4y/y^2 + 6y + 5 + 2y/y^2 - 1
I am trying to show the result of adding two fractions.
x=times and /= divide
What are the steps to show that
u x i/2pi x (D+d)+ u x i/2pi x (D-d) is equalt to u x i x D/pi(D sq -d sq)
Hope you can help