Answer:
64
Step-by-step explanation:
the different sum of money is 64
C
Using Descartes' rule of signs
look for the number of sign changes in f(x)
+ / + / - / -
There is 1 sign change hence 1 positive zero
f(-x) = -x³ + x² + 8x - 8
look for the number of sign changes in f(- x)
- / + / + / -
there are 2 sign changes hence 2 possible negative zeros
Answer:
26
Step-by-step explanation:
I would go with C which Is strong Negative
I picked C because its going down in a straight line
