Home
Class 11
MATHS
[" If "a" is a complex number such that ...

[" If "a" is a complex number such that "],[a|=1," find "arg(a)," so that equation "],[az^(2)+z+1=0" has one purely "],[" maginary root."],[" narks "(+4)(-1)],[" ingle choice "],[qquad [" (A) "cosh^(-1)((sqrt(5)-1)/(2))]]

Promotional Banner

Similar Questions

Explore conceptually related problems

If a is a complex number such that |a|=1 , then find thevalue of a, so that equation az^2 + z +1=0 has one purely imaginary root.

If a is a complex number such that |a|=1 , then find thevalue of a, so that equation az^2 + z +1=0 has one purely imaginary root.

If a is a complex number such that |a|=1 , then find the value of a, so that equation az^2 + z +1=0 has one purely imaginary root.

If a is a complex number such that |a|=1 , then find the value of a, so that equation az^2 + z +1=0 has one purely imaginary root.

If a is a complex number such that |a|=1 , then find the value of a, so that equation az^2 + z +1=0 has one purely imaginary root.

If a is a complex number such that |a|=1 then find thevalue of a,so that equation az^(2)+z+1=0 has one purely imaginary root.

If roots of the equation z^(2)+az+b=0 are purely imaginary then

If a cos alpha+i sin alpha and the equation az^(2)+z+1=0 has a pure imaginary root, then tan alpha=