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konstantin123 [22]
3 years ago
8

Need Help!!!! Please!!! Explain!!!! Don't Understand!!!

Mathematics
1 answer:
Arturiano [62]3 years ago
6 0

90  it is a right tranigle

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Determine the value of f (4) if f (x) = 3x -- 1
sleet_krkn [62]

Answer: 11

Step-by-step explanation: plug in 4 for x

3(4) - 1 = 12 - 1 = 11

4 0
3 years ago
If there are 50 trees in 4 acres of land. how many are there in 10 acres of land​
Dmitry [639]

Answer:

125

Step-by-step explanation:

Divide 50 by the 4 acres which is 12.5, then times 12.5 by 10 acres.  

7 0
2 years ago
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Show all work to factor x^4 − 10x^2 + 9 completely.
elena-14-01-66 [18.8K]
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2 years ago
(4+7 +5+5+2) +[14 5/8+ 14 3/4 +14 7/8+15 + 15 1/8]=​
Reptile [31]

Answer:

97 and 1/8

Step-by-step explanation:

(4 + 7 + 5 + 5 + 2) + (14 5/8 + 14 3/4 + 14 7/8 + 15 + 15 1/8)

23 + (14 5/8 + 14 3/4 + 14 7/8 + 15 + 15 1/8)

23 + 74 1/8

97 and 1/8

7 0
2 years ago
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The proportion of the total area under a normal curve between two z-scores corresponds to the ______ of that range of scores.
omeli [17]

Answer:

For any normal distribution, the mean and the median will have the same value. For any normal distribution, the proportion corresponding to scores greater than z = +1.00 is exactly equal to the proportion corresponding to scores less than z = -1.00.

Step-by-step explanation:

5 0
2 years ago
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