Which expression is a trinomial? 2x² + 2x - 4 7x^3 - 2X 50x 2x²
2 answers:
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Hello!
Since we know how much they walked in 4/9 of an hour, we will divide 4/5 by 4/9 to get 4/9 to one.
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They went 1 4/5 mph or 1.8 mph.
I hope this helps!
Since we know how much they walked in 4/9 of an hour, we will divide 4/5 by 4/9 to get 4/9 to one.
They went 1 4/5 mph or 1.8 mph.
I hope this helps!
Answer:
Step-by-step explanation:
We have that:
When we substitute n=1, we get:
When we substitute n=2 we get:
When we substitute n=3, we get:
When we substitute n=n+1, we get:
Now
We expand and simplify to obtain: