12, 6, 0, -6, What is the common difference in the following arithmetic sequence
2 answers:
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Given :
The four sides of a garden measure 8 1/3 feet, 17 1/4 feet, 17 1/2 feet, and
11 3/4 feet.
To Find :
The length (in ft) of the fence needed to enclose the garden.
Solution :
First simplifying the given mixed numbers :
8 1/3 = 25/3 feet
17 1/4 = 69/4 feet
17 1/2 = 35/2 feet
11 3/4 = 47/4 feet
Now, length of fence needed to enclose the garden is :
Hence, this is the required solution.
The scientific notation of the given number is 7.2× .
A number is written in scientific notation when a number between 1 and 10 is multiplied by a power of 10. For example, 650,000,000 can be written in scientific notation as 6.5 ✕ 10^8.
Given that,
×
×
Taking the common power of 10.
= × (2+70)
= 72×
In scientific notation,
Multiply and divide by 10.
7.2×
Hence, The scientific notation of the given number is 7.2× .
To learn more about scientific notation from the given link:
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