) A vase contains 12 tulips and 20 roses. What is the ratio of roses to the total number of flowers in the vase?
2 answers:
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Answer:
-1.3 and 1.55
Step-by-step explanation:
8 is greater than or equal to x
(where x = the number of tickets)
or x is less than or equal to 8
(where x = the number of tickets)
or x is less than or equal to 8
Answer:
We just need to evaluate and get f(2i)=0, f(-2i)=0.
Step-by-step explanation:
Since , then
, and we can apply this when we evaluate
for 2i and -2i.
First we have:
Which shows that 2i is a zero of f(x).
Then we have:
Which shows that -2i is a zero of f(x).