Answer:
f(x)=7x
-6/7=7x/7
x=-6/7
$5655.71 is the answer.
Can you write more specifically the question please
Step-by-step explanation:
2x²+5x-9=0
using quadratic formula
a=2 b=5 c=-9
x=[-5±√5²-4(2)(-9)]/2(2)
x=[-5±√97]/4
the zeros are( -5±√97)/4