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butalik [34]
3 years ago
13

I really need help on this please answer correctly,,, and who ever gives a good answer i will give brainliest- The math is Relat

ions and Functions.

Mathematics
1 answer:
Alex3 years ago
5 0

Answer:

the 1st picture is a function

the 2nd is not a function

the 3rd isnt a function

hope I helped :)

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Write the following phrase<br> as an<br> inequality: 3 more than twice n is at most 50.
Margarita [4]

Step-by-step explanation:

3 more than twice n = 3+2n

3 more than twice n is atmost 50,

=> 3+2n <= 50 {(3+2n) is less than or equal to 50}

7 0
3 years ago
Read 2 more answers
1)The graph of the function y = 4x does not pass through the origin.
Gemiola [76]

Answer:

The correct options are:

Option B) 4^x is never zero.

Option F) When x=0, y≠0

Step-by-step explanation:

Consider the provided function.

y=4^x

When we substitute x=0 in above function we get:

y=4^{0}

y=1

When we substitute x=-1 in above function we get:

y=4^{-1}

y=0.25

When we substitute x=1 in above function we get:

y=4^{1}

y=4

The above function is exponential function which does not pass through the origin and the range of the function is a positive number.

The graph of the function is shown in figure 1.

Now consider the provided options.

Option A) 4^x is always greater than or equal to 1.

The option is incorrect as the value of the function is less than 1 for negative value of x.

Option B) 4^x is never zero

The option is correct.

Option C) When y=0, x=0

The option is incorrect.

Option D) When x=0, y=4

When x=0 the value of y is 1.

Thus, the option is incorrect.

Option E) 4^x is zero when x=0

When x=0 the value of 4^x is 1.

Thus, the option is incorrect.

Option F) When x=0, y≠0

The option is correct as 0≠1.

3 0
4 years ago
HURRY UP AND I WILL GIVE U BRAiNLIEST<br><br> What is the slope of the line on the graph?
kvasek [131]

Answer: negative slope

3 0
3 years ago
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George has opened a new store and he is monitoring its success closely. He has found that this store's revenue each month can be
Verizon [17]

Answer:

x is two

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
Perfume is sold in two different sizes of bottle. The 80ml bottle is priced at £55. The 50ml bottle is usually priced at £45, bu
Nadya [2.5K]
1ml of 80ml bottle: 55/80 = 0.6875 pence

1ml of 50ml bottle: 45/50 = 0.9 pence

If no special offer the first bottle is a better value for money.

Since special offer though, you'd be buying;

50ml bottle £45 + another 50ml £22.5 = £67.5 in

which case 1ml would cost;

67.5/100 = 0.675 pence. Hence buying 2x50ml

bottle would be a better value.


8 0
4 years ago
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