Let heads means 1 and Tails means 2 while tossing a coin.
The coefficients of a quadratic equation ax2+bx+c=0 are chosen by tossing 3 fair coins.The chance that the roots of quadratic equation are non-real is?
a)3/8
b)7/8
c)5/36
d)11/36
Let heads means 1 and Tails means 2 while tossing a coin.
The coefficients of a quadratic equation ax2+bx+c=0 are chosen by tossing 3 fair coins.The chance that the roots of quadratic equation are non-real is?
a)3/8
b)7/8
c)5/36
d)11/36