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Tamiku [17]
2 years ago
14

If f (x) = x² – 3, then find f (8) =

Mathematics
1 answer:
Mrac [35]2 years ago
7 0

Answer:

61

Step-by-step explanation:

f(8)=8^2-3=64-3=61

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A coordinator will select 6 songs from a list of 9 songs to compose an event's musical entertainment lineup. How many different
g100num [7]

Answer:

84 different lineups are possible

Step-by-step explanation:

The order in which the songs are chosen is not important. So we use the combinations formula to solve this question.

Combinations formula:

C_{n,x} is the number of different combinations of x objects from a set of n elements, given by the following formula.

C_{n,x} = \frac{n!}{x!(n-x)!}

In this question:

6 musics from a set of 9. So

C_{9,6} = \frac{9!}{6!(9-6)!} = 84

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4 0
3 years ago
You're ordering a sandwich at the local deli, below is a tree diagram of the possible orders. What is the probability that your
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Answer:

Step-by-step explanation:

1. So there is two bread options but let's ignore that due every option being the same for both bread options.

2. So if you look there are three meat options meaning there is a one in three chance logical chance someone picks turkey (note when I say logical I mean that doesn't mean that this will be true in real life) and there is a one in two logical chance someone picks Swiss cheese.

3. So with a one in three chance logical meat option and a one two chance cheese option and.

4. Now knowing this it is simple math at this point as simple as \frac{1}{3} x \frac{1}{2}

5. 1 x 1 = 1 and 3 x 2 = 6

6. leading to \frac{1}{6}

4 0
2 years ago
1 times a number is 10 less than 2 times the number
sweet-ann [11.9K]
Use x to represent “a number”
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3 years ago
18 m<br>Radius -<br>Diameter<br>Area<br>ircumference
Elodia [21]
Diameter is 18

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6 0
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Answer:

Yes answer is c) 4

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