Revising Quadratic equation

#1

can we use sqrt() function for finding squareroot of discriminant?
what additional header files need to be included in order to do so

#2

yes it is possible to use sqrt to calculate square root of discriminant, you need to include math.h inorder to use sqrt function
example use of sqrt

#3

then what is wrong with my code: https://ide.codingblocks.com/s/237244

#4

you are getting error because you have declared a variable with name sqrt, please remove it.
Corrected code

#5

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