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TEA [102]
2 years ago
12

What is the rule for the nth term of the arithmatic sequence given below:

Mathematics
1 answer:
vaieri [72.5K]2 years ago
5 0

Answer:

  an = 5/2 +3/2(n -1)

Step-by-step explanation:

The common difference is ...

  4 -5/2 = 3/2

The general rule is ...

  an = a1 +d(n -1)

For a1 = 5/2 and d = 3/2, the rule for this sequence is ...

  an = 5/2 +3/2(n -1)

___

This can be simplified to ...

  an = 1 +3/2n

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At a restaurant last night, 8 people ordered salads, 10 ordered steaks, 18 ordered chicken, and 14 ordered pasta.
tatyana61 [14]

Answer:

36 people would order chicken.

Step-by-step explanation:

Case I: (50 People in Total)

Total Number of People Ordering=8+10+18+14=50

Percentage of People ordering chicken=people ordering chicken/total number of people=18/50=0.36%

Case II: (100 People in Total)

Number of People ordering chicken=percentage of people ordering chicken x total number of people=0.36 x 100=36

6 0
3 years ago
Tim drew a triangle with one angle of measure 40 degrees and the other 70 degrees. Which triangle did Tim draw?
d1i1m1o1n [39]

Answer:

Isocoles (I can't spell)

Step-by-step explanation:

180-70=110. 110-40=70.

Two angles are 70

3 0
2 years ago
Last year, Lein earned $1,600 more than her husband. Together they earned $48,100. How much did each of them earn?
Illusion [34]
Lein earned $25,650
Her husband earned $22,450
5 0
3 years ago
The equation F=
tensa zangetsu [6.8K]

Answer:62

Step-by-step explanation:

F=c+32

C=30

F=30+32

F=62

8 0
3 years ago
Who ever gets this right will get a brainlest
zepelin [54]

Answer:

<1 and <2

<3 and <2

<1 and <4

Step-by-step explanation:

Adjacent angles are angles that are next to each other. In essence, they would share one aside in common. In this problem, the answers are the following,

<1 and <2

<3 and <2

<1 and <4

5 0
3 years ago
Read 2 more answers
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