CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Pascal Triangle

If n +1 C 3=2...

Question

If $^{n + 1} C_{3} = 2^{n} C_{2}$ , then the value of $n$ is

Open in App

Solution

Given
$^{n + 1} C_{3} = 2^{n} C_{2} \Rightarrow \frac{^{n + 1} C_{3}}{^{n} C_{2}} = 2 \Rightarrow \frac{n + 1}{3} = 2 \Rightarrow n + 1 = 6 ∴ n = 5$

Suggest Corrections

thumbs-up

13

Similar questions

^{(n - 1)} C_{3} +^{(n - 1)} C_{4} >^{n} C_{3}

, then the minimum value of

n

^{n - 1} C_{3} +^{n - 1} C_{4} >^{n} C_{3}

, then the least value of

n

11 [^{n - 1} c_{3}] = 24 [^{n} C_{2}]

, then the value of n is

^{n - 1} C_{3} +^{n - 1} C_{4} >^{n} C_{3}

, then set of complete values of n is:

^{n - 1} C_{3} +^{n - 1} C_{4} >^{n} C_{3},

View More

Join BYJU'S Learning Program

explore_more_icon

Explore more

Pascal Triangle

Standard XII Mathematics

Join BYJU'S Learning Program

CrossIcon