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Dmitrij [34]
3 years ago
9

Tell whether the sequence is arithmetic if it is identify the common difference. -7, -3, 1, 5

Mathematics
1 answer:
Oxana [17]3 years ago
7 0

Step-by-step explanation:

If you take any number in the sequence then subtract it by the previous one, and the result is always the same or constant then it is an arithmetic sequence.

d=-7+3=-3-1=1-5=-4

so it is an arithmetic sequence

hope it helps

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Question 3 of 10
Sphinxa [80]

Answer:

So, only B and D are trinomials.

Step-by-step explanation:

A trinomial is an algebraic expression having three terms in it.

A. 8x  

Not a trinomial because, it contains only one term.

B. 3y +5y2 + y

A trinomial because, it contains three terms.

C. 6x2

Not a trinomial because, it contains only one term.

D. x4 + x2 +1

A trinomial because, it contains three terms.

E. x2 +3

Not a trinomial because, it contains two terms only.

F. x11

Not a trinomial because, it contains only one term.

So, only B and D are trinomials.

5 0
3 years ago
If DE = 11 and EH = 8, find DF. Round your answer to the tenths place
Nina [5.8K]
114

Just use the Pythagorean theorem and then multiply by 2 to find answer. See picture to see how I did it.

6 0
3 years ago
There is a set of 100 observations with a mean of 50 and a standard deviation of 0. What is the value of the smallest observatio
neonofarm [45]
In order to obtain a standard deviation of 0, all members of the data set should be equal.
This means that each of the 100 members in the data set is equal to 50 (the mean value).

Answer:
The smallest observation in the set is 50.
8 0
3 years ago
Read 2 more answers
V=Xf; speed = wavelength x frequency
TEA [102]
I don’t understand your questions because it’s all connected together. Could you maybe separate the actual question in the comments for me to help?
4 0
3 years ago
What is the common multipule of 75 and 1000
Zanzabum
<h3>♫ - - - - - - - - - - - - - - - ~Hello There!~ - - - - - - - - - - - - - - - ♫</h3>

➷  I'm assuming you are asking for the lowest common multiple

[if not, let me know]

The answer would be 3000

<h3><u>✽</u></h3>

➶ Hope This Helps You!

➶ Good Luck (:

➶ Have A Great Day ^-^

↬ ʜᴀɴɴᴀʜ ♡

6 0
3 years ago
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