Which equation represents a line that is perpendicular to y=2/5x +1 and passes though (-10,20)
2 answers:
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Answer:
24
Step-by-step explanation:
If you use Pascal's triangle, which I did, you will look at the 5th row of the triangle which contains the numbers 1, 4, 6, 4, 1
If we expand using a = 2x and b = -1, then the expansion looks like this:
If you simplify all that down by multiplying, you'll get
If you don't know how to use Pascal's triangle, you need to learn. It's so very cool!
You have:
Find
This gives you the rule how to find next terms:
1.
2.
3.
Answer: next 3 terms are 383.5, 1153 and 3461.5.