Answer:
b)-9,2
Step-by-step explanation:
x^2+7x-18=0
x^2+9x-2x-18=0
x(x+9)-2(x+9)=0
(x+9)(x-2)=0
therefore
x=-9
x=2
1 is the answer hope this helps
It can be defined as a positive..
it is also a inverse function to the natural exponential function
i hope that helps
Sorry i wish i knew the answer i’m actually learning that in class but i don’t quite understand it