Use the permutation formula to solve a problem when n = 8 and r = 2.
1 answer:
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Answer:
Step-by-step explanation:
Given
Require
Solving (a):
Subtract 24 from both sides
Divide both sides by 2
Solving (b):
Substitute 330 for P un the expression in (1)
Evaluate the bracket
<em>Question c; seem irrelevant</em>
~Hello There!~
Turn both mixed numbers into improper fractions
Keep the first fraction in its position, flip the second one upside down and turn the divide symbol into a multiply symbol.
Now just multiply them to get:
Turn this into a mixed number:
Simplify this into:
Therefore a = 1, b = 5 and c = 9
Hope This Helps You!
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- Hannah ❤