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bija089 [108]
4 years ago
12

An arithmetic sequence has the explicit formula an = 7n – 17. What is the value of a1?

Mathematics
2 answers:
Pani-rosa [81]4 years ago
6 0
Second part of the answer is A
Talja [164]4 years ago
3 0
A1=7*1 - 17= 7 - 17 = - 10
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PLEASE HELP!!!!!!!<br> give steps too please<br><br> find the surface are of the prism
pickupchik [31]
1. Find area of hexagon
Number of sides(area of triangle)
(6)1/2(11)(9.5)=313.5
Multiply by 2 since there are two hexagons
=627

2. Find area of the 6 rectangles
Number of sides(area of rectangle)
(6)(11)(20)=1320

3. Add area of both hexagons and the rectangles
627 + 1320= 1947

Therefore, the surface area of this prism is 1947

I hope I helped :)
6 0
3 years ago
How do you shade the model to show the decimal 0.542
pickupchik [31]
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4 0
4 years ago
After 6 months the simple interest earned annually on an investment of $3000 was $811. Find the interest rate to the nearest ten
asambeis [7]
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8 0
4 years ago
5. Miguel took 32 comic books to his friend's house. This is 40% of his total
AfilCa [17]
The correct answer is A) 80
8 0
3 years ago
What is the product of -8 1/3 and 3 2/5
fenix001 [56]
-28 1/3

To get this, first, transform the mixed numbers into improper fractions. To do this, multiply the denominator and the whole number then add to the numerator.

Once this is done, set up the equation of -25/3 x 17/5 and cross multiply - -25 and 17 then 3 and 5. Don't forget that the 25 is negative so the product of the numerators will be negative!

Once this is done, you'll have a larger negative improper fraction. You'll need to transform it into a mixed number. To do this, find how many times 15 goes into 425 (28). The remainder will be the fraction or 1/3. Make sure to simplify the fraction!

Hope this helps!
5 0
3 years ago
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