Question

X^2+5x-25=0.find the value of x

Answer 1

Answer:

$x = ( - 5 + 5 \sqrt{5} ) \div 2$

$x = ( - 5 - 5 \sqrt{5} ) \div 2$

Step-by-step explanation:

x² +5x -25=0

D = b²-4ac

=5² -4(-25)

=125

x=(-b±√D)/2a

x=(-5 ± 5√5)/2

x=(-5+5√5)/2

and

x= (-5-5√5)/2