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babunello [35]
3 years ago
11

Find an explicit formula for the geometric sequence 1/2,-4, 32,-256, .. a(n) =?

Mathematics
1 answer:
Travka [436]3 years ago
7 0
The explicit formula for this arithmetic sequence is A(n)=1/2•(-8)^(n-1)
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Find the difference. (7x-6 2/3) - (-3x + 4 3/4)
NikAS [45]

10x-61/12 is the difference of  (7x-6\frac{2}{3}) - (-3x + 4\frac{3}{4}).

<h3>What is Expression?</h3>

An expression is combination of variables, numbers and operators.

The given expression is (7x-6\frac{2}{3}) - (-3x + 4\frac{3}{4})

7x-6\frac{2}{3}+3x- 4\frac{3}{4}

7x-20/3+3x-19/4

Add the variable terms and constant terms.

10x-20/3-19/4

The LCM of 3 and 4 is 12/

10x-4-57/12

10x-61/12

Hence, 10x-61/12 is the difference of  (7x-6\frac{2}{3}) - (-3x + 4\frac{3}{4}).

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brainly.com/question/14083225

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