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$a+a r+a r^(2)+\ldots \infty=15$$a^(2)+(a r)^(2)+\left(a r^(2)\right)^(2)+\ldots \infty=150$. Find $a r^(3)+a r^(4)+a r^(6)+\ldots \infty$ Options: (a) $(1)/(2)$\\(b) $(2)/(5)$
asked
Aug 7, 2023
Mathematics
college
1
answer
19
votes
134k
views
How can we change the frequency of the wave
asked
Jul 1, 2023
Physics
high-school
1
answer
23
votes
42.6k
views
(3.8 x 10^8)(6.9 x 10^5)
asked
May 7, 2023
Mathematics
high-school
2
answers
1
vote
16.2k
views
When 2x^2 - 20x + 49 = 19 is written in the form (x - p)^2 = q, what is the value of q? a. 19 b. 10 c. 5 d. -30
asked
Nov 10, 2022
Mathematics
college
1
answer
0
votes
187k
views
I just learned this kind of confused :(
asked
Jun 5, 2022
Mathematics
high-school
1
answer
14
votes
139k
views
Help me shawty baess
asked
May 12, 2022
History
middle-school
1
answer
1
vote
90.3k
views
I'm lost on this please help
asked
May 12, 2022
Mathematics
college
1
answer
4
votes
50.0k
views
Advanced where clause sql.
asked
May 7, 2022
Computers and Technology
high-school
1
answer
0
votes
125k
views
Answer plz Determine the answer to 3 + (−5) and explain the steps using a number line.
asked
Apr 5, 2022
Mathematics
high-school
1
answer
2
votes
60.8k
views
Someone please help solve this lol :y – 12 = 12
asked
Dec 27, 2021
Mathematics
high-school
1
answer
2
votes
164k
views
Solve it- (1/3×1/4) ÷ 1/6
asked
Dec 20, 2021
Mathematics
middle-school
2
answers
4
votes
22.3k
views
To restate briefly is to
asked
Dec 3, 2021
English
high-school
1
answer
0
votes
55.5k
views
En la naturaleza se puede observar una gran variedad de plantas. Todas las plantas son organismos compuestos por estructuras internas y externas. ¿Cuál de las siguientes estructuras está presente en TODOS
asked
Nov 10, 2021
Spanish
high-school
2
answers
2
votes
219k
views
Hafnium (Hf) has six naturally occurring isotopes: 0.16% of 174Hf, with an atomic weight of 173.940 amu; 5.26% of 176Hf, with an atomic weight of 175.941 amu; 18.60% of 177Hf, with an atomic weight of
asked
Sep 20, 2021
Chemistry
college
1
answer
1
vote
50.5k
views
How do you calculate (2x-5)^2
asked
May 25, 2021
Mathematics
high-school
2
answers
3
votes
224k
views
‘If you could take any animal from the zoo home as a pet, which would you choose—and why?’ How do you think your family would react? (Provide at least (3) reasons with specific details, to support your
asked
Feb 12, 2021
English
middle-school
2
answers
1
vote
129k
views
Show that the equation of the line that passes through the points (0, b) and (1, b+m) is y=mx+b.
asked
Nov 27, 2020
Mathematics
middle-school
1
answer
2
votes
94.3k
views
How could I write the word stereotype in a sentence
asked
Nov 27, 2020
English
middle-school
2
answers
1
vote
112k
views
What is the area of a semicircle whose perimeter is 72cm
asked
Sep 20, 2020
Mathematics
middle-school
1
answer
4
votes
198k
views
How do I do \sqrt{9 - n = \sqrt{ (n)/(2) } } I need to find the value of n
asked
Jul 9, 2020
Mathematics
middle-school
1
answer
3
votes
120k
views
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