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Neko [114]
2 years ago
5

Find the value of -8 - 12 - (-20). 24 -40 16 0

Mathematics
2 answers:
Nataly [62]2 years ago
5 0
D) 0
Hope that helped!
TiliK225 [7]2 years ago
3 0

Answer:

it's = 0

you have to use the steps of maths

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A moon is about 420000 miles away from it orbits.
Pie
A: 4.2* 10^{5}

B: 6*10^{4} is 60000 so to find the answer do 420000/60000 to get a final time of 7 hours.

It would take 7 hours to get to the moon
7 0
3 years ago
15 pts. Prove that the function f from R to (0, oo) is bijective if - f(x)=x2 if r- Hint: each piece of the function helps to "c
solniwko [45]

Answer with explanation:

Given the function f from R  to (0,\infty)

f: R\rightarrow(0,\infty)

-f(x)=x^2

To prove that  the function is objective from R to  (0,\infty)

Proof:

f:(0,\infty )\rightarrow(0,\infty)

When we prove the function is bijective then we proves that function is one-one and onto.

First we prove that function is one-one

Let f(x_1)=f(x_2)

(x_1)^2=(x_2)^2

Cancel power on both side then we get

x_1=x_2

Hence, the function is one-one on domain [tex[(0,\infty)[/tex].

Now , we prove that function is onto function.

Let - f(x)=y

Then we get y=x^2

x=\sqrt y

The value of y is taken from (0,\infty)

Therefore, we can find pre image  for every value of y.

Hence, the function is onto function on domain (0,\infty)

Therefore, the given f:R\rightarrow(0.\infty) is bijective function on (0,\infty) not on  whole domain  R .

Hence, proved.

3 0
3 years ago
G(x)=9x-11 find g(8)
sineoko [7]

Answer:

Step-by-step explanation:

8(9x-11)

72x-88

6 0
3 years ago
What’s the answer for a, and b, and how would you solve it?
xxTIMURxx [149]

Answer:

a) negative

b) -7/6

Step-by-step explanation:

The x value increased, but the y value decreased so the line goes down and has a negative slope

(y₁-y₂)/(x₁-x₂) is the slope where (x₁,y₁) and (x₂,y₂) are points on the line

(4-(-3))/(-1-5)=7/-6

6 0
2 years ago
11, 20, 29, ...<br> Find the 48th term.
Vedmedyk [2.9K]

Answer:

434

Step-by-step explanation:

29-20=9

20-11=9

9*47=423

423+11=434

6 0
2 years ago
Read 2 more answers
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