What is first 5th term of a1= 5 and r=3

Q: Solve. 2 – 5| 10 – 2n |2 -28 On<2 and n 2 8 On 2 2 or n < 8 On<2 or n 8 On2 2 and n < 8

A: Given, The inequality is 2-510-2n≥-28.

Q: -, 1-, 3, 6, 12, 24 ...; find the 10th term and the sum of the first 10 terms.

A: The solution is given as

Q: Find the sum of the first 15 terms of the arithmeticsequence with first term -4 and common…

A: Consider the given information as a=-4 and d=2

Q: If 6th term of a G.P. is 9375 and its 4th term is 375.Find its 9th term.

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Q: The 24th term of an AP is twice its 10th term .Show that its 72th term is 4 times its 15th term

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Q: Find the sum of first 20 terms of an AP in which 3rd term is 7 and 7th term two more than thrice of…

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Q: The first 5 multiples of 16 after 0 are

A: The multiples of 16 are given by,                                    16×k,  where k is an integer…

Q: If 6th  term of GP is 9375 and its 4th term is 375.Find its 9th term

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Q: The formula N= 3x² + 5x + 1 represents the number of households N, in thousands (i.e. if the number…

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Q: Example 14. X of 20 terms was found to be 35. But afterwards it was detected that two terms 42 and…

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Q: Javier earned $95 in the first week cutting grass, $185 in the second week, and $275 in the third…

A: Arithmetic sequence

Q: Find the formula for the nth term. 6, 11, 18, 27, 38, 51, ..

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Q: The eight term of an AP is half uts second term and the eleventh term exceeds one third of its…

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Q: Find :18th term of the A.P. 2, 3/2, 5/2,

A: Arithmetic Progression is sequence of numbers where any two consecutive number is same. This…

Q: 15, 9,3, -3, how do you find the next term

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Q: A boy imagined a four-digit multiple of 5 with different digíts. If the first digit is erased, the…

A: As per our guideline we are allowed to do 1 question at a time. Please post other questions next…

Q: A boy imagined a four digit multiple of 5 with different digits. If the first digit is erased the…

A: Thanks for the question :)And your upvote will be really appreciable ;)

Q: 4) The first term of an AP is 3 and the last term is 17. If the sum of all terms is 150, what is the…

A: see the attached image below

Q: 3rd term of gp is -108 6th term of gp is 32. Find 1st term

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Q: Mateo has a large collection of hot wheels. he knows he has exactly 15 blue hot wheels in his…

A: Mateo has a large collection of hot wheels.

Q: Find the sum of the first 10 terms of the arithmeticsequence with first term 50 and common…

A: Given, First term of Arithmetic progression (AP) is a=50 common difference , d=3 Number of terms,…

Q: Saturday. What day will it be in 64 days from now?

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Q: Suppose you decide to give up your weekly trip to Amy’s ice cream and instead deposit the $12 you…

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Q: 3,-18,108,-648,

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Q: The first term is 1/2 and the second term is -1 /2 . Find the sixth term.

A: Given, a1=12, a2=-12 Here, d=-1 therefore the nth term is, an=a+n-1d

Q: find the nth term of 1/2, 1/4, 1/6, ... , n = 7

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Q: Today, Stephen is three times as old as Gautham. Ten years ago Stephen turned 2. How old will…

A: Given : Today, Stephen is three times as old as Gautham. Ten years ago Stephen turned 2

Q: 10, 15, 20, 25,30,35

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Q: 3.) An airplane takes off and then climbs 2600 feet. After 25 minutes, it descends 150 feet. What is…

A: Please note that as per our guidelines if multiple questions are posted, we can answer the first…

Q: If the sum of the first 14 terms of an AP is 1050 and its first term is 10 .Find the 20th term?

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Q: How far did they calculate out before making that decision … 1000 places ….10, 000 places? How many…

A: Given: To explain the given statement as follows,

Q: Find :18th term of the A.P. /2, 3/2, 5/2,

A: The A.P. is given by 2, 32, 52 To evaluate : The 18th term of the A.P.

Q: Find the 25th term of : 2, -10, 50, .. Selected Answer: (2) + (25 – 1)*(-5) Answers: (2) + (25 -…

A: Given: The sequence of terms is provided as: 2, -10, 50, ……                             The 25th…

Q: If the die above is rolled 120 times, predict the number of times it would land on a multiple of 3.…

A: It is an important part of statistics . It is widely used .

Q: The sum of digits of a two-digit number on a football player’s uniform is 11. If the digits are…

A: It is given that the sum of a two digit number is 11. Let the number be xy. Then, x+y=11…

Q: What if the jelly bean machine gives 9 jelly beans to the first customer who put in a coin, 13 to…

A: For an arithmetic sequence, the difference between the consecutive terms is a constant. The nth term…

Q: -)) In how many days does 7 masters paint the wall painted by 5 masters in 14 days

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Q: A boy imagined a four-digit multiple of 5 with different digits. If the first digit is erased, the…

A: We have a four-digit number multiple of 5 with different digits Case-i let ABCD be the four-digit…

Q: If 3rd and 9th term of an A.P. are 4 and -8 respectively

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Q: The first term of the AP is p and the common difference is q then find its 10th term

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Q: If the 6th term of a GP is 9375 and it's 4th term is 375.find the 9th term

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Q: Find the number of different words that can be formed with the letters of the word ‘BUTTER’ so that…

A: Total of letters in the word "BUTTER" = 6 Vowels in the word "BUTTER" = U, E Total Number of vowels…

Q: The fourth term of an A.P. is equal to 3 times of the first term and the seventh term exceeds twice…

A: let first term a , and common difference = d  now according to the question

Q: How does the serie from n=1 to infinity of 5/9+2^n simplify into (5/9 +2^n)? Why is it not simplify…

A: Given the series ∑n=1∞59+2n is simplied into ∑n=1∞59+2n the expression ∑n=1∞59+2n and ∑n=1∞59+2n are…

Q: find the nth term of 1/5, 1/10, 1/15, ... , n = 10

A: In this question we have to find the nth term where n is 10.

Q: A store sells cashews for $5.00 per pound and peanuts for $2.00 per pound. The manager decides to…

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Q: If 6th term of a G.P is 9375 and its 4th term is 375.Find its 9th term

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Q: 1. Suppose antique clock is expected to be worth $350 after 3 years and $530  after 5 years. What…

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Sequence and Series

A sequence is defined as a collection of things. Series is defined to sum the things one by one in the sequence.  It was invented by German mathematician Carl Friedrich Gauss.