<span><span><span>22x</span>−11 over x to the second power - x - 30.</span></span>
How am I supposed to answer that if I can't get the graph to you?
Answer:
D) complimentary
Step-by-step explanation:
complimentary angles add up to 90 degrees
Number of ways to select 3 books from 13 books for adoption is 286 .
<u>Step-by-step explanation:</u>
A Permutation is an ordered Combination. When the order does matter it is a Permutation. There are basically two types of permutation:
- Repetition is Allowed: such as the lock above. It could be "333".
- No Repetition: for example the first three people in a running race. You can't be first and second.
Formula is given by:
, where n is the number of things to choose from, and we choose r of them, no repetitions, order matters. Here , n=13 , r=3.
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∴ Number of ways to select 3 books from 13 books for adoption is 286 .
£1.80 divided by 4 =0.45...
so the answer is 45p...
hope this helps and HAGD!!