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Sever21 [200]
3 years ago
10

Which of the following relations is a function?

Mathematics
2 answers:
Serga [27]3 years ago
6 0

Answer:

B

Step-by-step explanation:

A is not a function because the same x value is repeated twice with different y values. The same goes for C and D so the answer is C.

Nadya [2.5K]3 years ago
3 0

Answer:

B.

Step-by-step explanation:

Well a relation is a set of points and a function is a relation where every x value corresponds to only 1 y value.

So lets see which x values in these relations have only 1 y value.

A. Well a isn’t a function because the number 3 which is a x value had two y values which are -1 and 4.

B. This relation is a function because there are no similar x values.

C. This is not a function because the x value 4 has two y values which are 4 and -3.

D. This is not a function because the number 1 has 2 and 3 as y values.

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3 years ago
— 7x — бу = — 15 Determine the intercepts of the line.
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Answer:

see below

Step-by-step explanation:

— 7x — бу = — 15

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To find the y intercept set x = 0 and solve for y

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3 years ago
Q # 7 please help to solve
Neko [114]
The fourth choice - 5/104.

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Multiply the two probabilities to get the probability of rolling two even numbers and selecting one of the vowels.
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Find the remainder of (x4 – 2) ÷ (x + 1).
prisoha [69]
Please write   (x4 – 2) ÷ (x + 1)  as  <span>(x^4 – 2) ÷ (x + 1).

We can find the remainder using synth. div. as follows:

      _________________
-1  /  1    0    0    0    -2
              -1    1   -1    1
     ------------------------------
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The remainder is -1.</span>
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