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balu736 [363]
3 years ago
7

Missing numerator of x over 4 times 8 equals 2

Mathematics
1 answer:
Crazy boy [7]3 years ago
5 0

Answer:

Step-by-step explanation:

If the equation of the of the hyperbola is , then the eccentricity,  and the directrices are  and the foci are (± ae,0).

Now, given that ae = 4 and  ......... (1)

So,

⇒ a² = 8

⇒ a = 2√2 units.

Now, from equation (1) we get, ae = 4

⇒ e = √2 as a = 2√2

Now,

⇒

⇒ b² = 8

Hence, the equation of the hyperbola is

Read more on Brainly.com - brainly.com/question/14434001#readmore

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Need help :) x intercept etc
Firlakuza [10]

Answer:

x intercept : (0,0)

y intercept : (0,0)

random point : (1,2)

random point #2 : (2,4)

Step-by-step explanation:

6 0
3 years ago
For a specific species of fish in a pond, a wildlife biologist wants to build a regression equation to predict the weight of a f
sashaice [31]

Answer: First of all, we will add the options.

A. Yes, because 3 inches falls above the maximum value of lengths in the sample.

B. Yes, because the regression equation is based on a random sample.

C. Yes, because the association between length and weight is positive.

D. No, because 3 inches falls above the maximum value of lengths in the sample.

E. No, because there may not be any 3-inch fish of this species in the pond.

The correct option is D.

Step-by-step explanation: It would not be appropriate to use the model to predict the weight of species that is 3 inches long because 3 inches falls above the maximum value of lengths in the sample.

As we can see from the question, the model only accounts for species that are within the range of 0.75 to 1.35 inches in length, and species smaller or larger than that length have not been taken into consideration. Therefore the model can not be used to predict the weights of fishes not with the range accounted for.

3 0
3 years ago
Time to check your progress.
Mamont248 [21]
Let x be total trip distance
We know that 0.56*x = 816
X= 816/0.56 =1457.14 about 1457 miles
8 0
2 years ago
a farmer has enough grain to feed 60 cattle for 10 days for how many days will the grain last when there are 30 cattle
azamat

Hi!

The simple explanation is just, since there are half as many cows, then the grain will last two times more.

But here's why. How many times are you going to be feeding the cattle, over 10 days, if you feed them once per day? 60 * 10 = 600, so 600 times.

If you're still feeding them once per day, and there are 30 cows instead, then find how many times 30 goes into 600. 600 / 30 = 20 days. That's a method you can use, no matter what, even if it's, say 50 cattle. You would still get an answer (if it was 50, 600 / 50 = 12, so 12 days).

Hope this helped!

8 0
3 years ago
Read 2 more answers
I need help ASAP. I tried but I didn’t get it
ludmilkaskok [199]

Answer:

the answer is 77.77777(repeating)

Step-by-step explanation:

77 and 7/10 approximately

8 0
3 years ago
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