Answer:
I'm sorry for answering like that, so here is my actual answer: It is the third one. Again I'm very sorry.
Step-by-step explanation:
Zeroes are when f(x)=0
0=x^2+9x+20
factor
0=(x+4)(x+5)
set each to zero
x+4=0
x=-4
x+5=0
x=-5
zeroes are f(-5) and f(-4)
Answer:52
Step-by-step explanation:
Answer: -6.5x+4.4
Step-by-step explanation: