Real world examples of: -scalene triangle -isosceles triangle -perpendicular lines
1 answer:
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Answer:
45
Step-by-step explanation:
9 ÷ 1/5
9 × 5/1
9 × 5
45
Answer:
210.
Step-by-step explanation:
Combination formula is
Then, we have that n = 10 and r=6:
To simplify calculus, we are going to use that n! = (n-1)!n = (n-2)!(n-1)n and so on.