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Scrat [10]
3 years ago
12

F (x) = √2X-6 What is f(5)?

Mathematics
1 answer:
inessss [21]3 years ago
7 0

Answer:

f(5) = 2

Step-by-step explanation:

<u>Given: </u>

  • Function f(x) = \sqrt{2x - 6}

<u>For x=5 :</u>

  • f(5) = \sqrt{2*5 - 6} = \sqrt{4} = 2
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Two diagonals divide a square into 4 congruent triangles. The base of each triangle is 8 inches and the height is 5 inches. What
madam [21]

Answer:

64

Step-by-step explanation:

Youd do 8x8 because the base of the triangles are 8 and a square has equal sides all around

3 0
3 years ago
keisha is reading a 325 page book at a rate of 25 pages per day. use a point slipe equation to determine whether she will finish
Mademuasel [1]
You can easily tell if Keisha will finish reading the book by this equation:

y = 325 - 25x
where y is the number of pages left, and x is the number of days. A point slope for has a standard form of y - y1 = m(x - x1). Thus, we arrange it in this manner:

y = 25(13 - x)

Then, substitute x = 10:

y = 25(13 - 10)
y = 75

So, Keisha will not be able to finish the book in 10 days. There are still 75 pages left to read.
8 0
4 years ago
What is the probability of the event when a number cube with faces labeled 1–6 is rolled once?
pochemuha
A 16.666 percent chance if thats what youre asking
6 0
3 years ago
Show all work to factor x^4 − 5x^2 + 4 completely.
Mademuasel [1]

Answer:

(x+1) (x-1) (x+2) (x-2)

Step-by-step explanation:

<u>Let u = x^2</u>

= u^2 - 5u + 4

<u>(Factor u^2 - 5u + 4)</u>

= (u-1) (u-4)

<u>Substitute back u = x^2</u>

= (x^2 -1 ) (x^2 - 4)

<u>Factor x^2 - 1 and x^2 -4</u>

= (x+1) (x-1) (x+2) (x-2)

Hope this helped... :)

If you need to see the work for yourself, copy/paste this link

https://www.symbolab.com/solver/factor-calculator/factor%20x%5E%7B4%7D%20%E2%88%92%205x%5E%7B2%7D%20%2B%204%20

3 0
3 years ago
Read 2 more answers
A hospital needs a circular landing pad for their helicopter. The landing pad should be 5000 square feet. The contractor calcula
Fantom [35]
We know that
area of a circle=pi*r²-------> r=√[area/pi]
for area=5000 ft²
r=√[5000/pi]----> r=39.90 ft
39.90*2-----> 79.8 ft of diameter
79.8 ft is > 40 ft

therefore
the answer is
<span>No, he forgot to multiply the radius by 2.</span>
7 0
3 years ago
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