4 years ago

Someone help me asap

Mathematics

2 answers:

dem82 [27]4 years ago

3 0

1. 10

2(3 + 2)

2(5)

2. $631

59 + 13(44)

59 + 572

631

3. a number decreased by 4

jeyben [28]4 years ago

3 0

1. 10
2.631
3. a number decreased by 4

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Find the sum of the first 100 terms of the sequence below:<br> -19, -15, -11, -7, -3, ...<br> S100

ch4aika [34]

Answer:

17900

Step-by-step explanation:

First term a = -19

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number of terms, n = 100

sum of first 100 terms,

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= 100/2(2×(-19)+(100-1)4)

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A number rounded to the nearest ten is 550. When it is rounded to the nestest hundred,the number become 600 which could it ve?

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