How to simplify (n+2)!/n! I will mark brainliest and give a thanks!
1 answer:
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Use quadratic formula
for ax^2+bx+c=0
x=
given
2x^2+23x-19=0
a=2
b=23
c=-19
x=
x=
x=
x=
or 
for ax^2+bx+c=0
x=
given
2x^2+23x-19=0
a=2
b=23
c=-19
x=
x=
x=
x=