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Stella [2.4K]
3 years ago
7

What is the value of x 2 - 14 when x = 9?

Mathematics
2 answers:
Nonamiya [84]3 years ago
5 0

Answer:

4.

Step-by-step explanation:

9(2) = 18

18-14=4

Liula [17]3 years ago
4 0

Answer:

4

Step-by-step explanation:

1. plug in 9 to get 9*2-14

2. multiply 9 and 2 to get 18

3. subtract 14 from 18 to get 4

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What is Y=2000(1.25)^12
djverab [1.8K]

Answer:

y+29103.83045673370361328125

5 0
1 year ago
Use a calculator to find square root 61.6 to the nearest hundredth
Simora [160]
D. 7.85
Hshgshhsjakhshshhsjsjjshdhhd
4 0
3 years ago
I need help with number five. Thank you much!
s344n2d4d5 [400]
Hey there.

For 5:

We already have been given all the information we need to solve for this- it's just really extensive, so bare with me here.

With our initial deposit of $150 in January, we give 10% of the current value in the following month. This means 10% of 150 will be deposited into the checking account in February, and so on for the rest. I will work this out.

10% of 150 = 15; we deposit $15 into the account in February.
10% of 165 = 16.5; we deposit $16.5 into the account in March.
10% of 181.5 = 18.15; we deposit $18.15 into the account in April.
10% of 199.65 = 19.965; we deposit $19.96 in May (as we don't have an economical value worth a thousandth of a dollar in this problem).
10% of 219.61 = 21.961; we deposit $21.96 in June.
10% of 241.57 = 24.157; we deposit $24.15 in July.
10% of 265.72 = 26.572; we deposit $26.57 in August.


Our total value is $292.29, although if we added the thousandths, we'd have $292.31; therefore your answer is going to be D.) $292.31

I hope this helps!
3 0
4 years ago
(CO 3) On average, the parts from a supplier have a mean of 97.5 inches and a standard deviation of 6.1 inches. Find the probabi
ololo11 [35]

Answer:

C. Probability is 0.90, which is inconsistent with the Empirical Rule.

Step-by-step explanation:

We have been given that on average, the parts from a supplier have a mean of 97.5 inches and a standard deviation of 6.1 inches.

First of all, we will find z-score corresponding to 87.5 and 107.5 respectively as:

z=\frac{x-\mu}{\sigma}

z=\frac{87.5-97.5}{6.1}

z=\frac{-10}{6.1}

z=-1.6393

z\approx-1.64

z=\frac{x-\mu}{\sigma}

z=\frac{107.5-97.5}{6.1}

z=\frac{10}{6.1}

z=1.6393

z\approx 1.64

Now, we need to find the probability P(-1.64.

Using property P(a, we will get:

P(-1.64

From normal distribution table, we will get:

P(-1.64

P(-1.64

P(-1.64

Since the probability is 0.90, which is inconsistent with the Empirical Rule, therefore, option C is the correct choice.

6 0
4 years ago
589=7 times 84 + n ?
marusya05 [52]
7 times 84 is 588 so n equals 1
6 0
3 years ago
Read 2 more answers
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