If \( 2 \times{ }^{n} C_{5}=9 \times{ }^{n-2} C_{5} \), then \( n= \)
If \( 2 \times{ }^{n} C_{5}=9 \times{ }^{n-2} C_{5} \), then \( n= \)
ЁЯУ▓PW App Link - https://bit.ly/YTAI_PWAP
ЁЯМРPW Website - https://www.pw.live
Other Videos By PW Solutions
2022-11-16 | рдбрд╛рдЙрди рд╕рд┐рдиреНрдбреНрд░реЛрдо рдХреА рдЖрд╡реГрддреНрддрд┐ рдореЗрдВ рд╡реГрджреНрдзрд┐ рд╣реЛрддреА рд╣реИ, рдЬрдм рдорд╛рддрд╛ рдХреА рдЖрдпреБ рд╣реЛрддреА рд╣реИ-
(A) рдкреНрд░рдердо рдЧрд░реНрднрд╛рд╡рд╕реНрдерд╛ рдХреЗ рд╕рдо... |
2022-11-16 | рдПрдХ рдЪрд╛рд▓рдХрддрд╛ рд╕реЗрд▓ рдореЗрдВ рдЬрдм \( 0.05 \mathrm{M} \mathrm{KCl} \) рд╡рд┐рд▓рдпрди рднрд░рд╛ рдЧрдпрд╛ рддреЛ \( 25^{\circ} \mathrm{C... |
2022-11-16 | \( x^{4}+3 x^{3}-x^{2}-8 \) take \( 2 x^{4}+3 x^{2}-x+2 \) |
2022-11-16 | рдпрджрд┐ \( \frac{1}{a+b}, \frac{1}{2 b}, \frac{1}{b+c} \) рд╕рдорд╛рдиреНрддрд░ рд╢реНрд░реЗрдврд╝реА рдореЗрдВ рд╣реИрдВ, рддреЛ рд╕рд┐рджреНрдз рдХреАрдЬрд┐рдП рдХрд┐... |
2022-11-16 | \[
\mathrm{CH}_{3}\left(\mathrm{CH}_{2}\right)_{15} \stackrel{+}{\mathrm{N}}\left(\mathrm{CH}_{3... |
2022-11-16 | Calculate the dissociation constant of an acid, \( 0.1 \mathrm{M} \) solution of which has \( \m... |
2022-11-16 | Evaluate the following one sided limits: \[ \lim _{x \rightarrow 0^{+}} \frac{1}{3 x} \] |
2022-11-16 | \( P \) is a point inside the triangle \( A B C \). Lines drawn through \( P \), parallel to sid... |
2022-11-16 | рдЙрджрд╛рд╣рд░рдг рджреАрдЬрд┐рдП - рд╕рд▓реНрдлрд░ рдмреИрдХреНрдЯреАрд░рд┐рдпрд╛, |
2022-11-16 | Simplify \[ \frac{3 m^{2}-m-2}{3 m^{2}+8 m+4} \div \frac{4 m^{2}+m-5}{m+2} \] |
2022-11-16 | If \( 2 \times{ }^{n} C_{5}=9 \times{ }^{n-2} C_{5} \), then \( n= \) |
2022-11-16 | Which of the following statements are correct?
(i) To remove seed dormancy by mechanical removal... |
2022-11-16 | Arrange the following in the order of their: increasing acid strength \( \mathrm{HF}, \mathrm{HC... |
2022-11-16 | Subtract \( 7 x^{2}-3 x-6 \) from unity, and \( x-5 x^{2} \) from zero, and add the results. |
2022-11-16 | The frequency of light incident on the surface of a metal is doubled keeping the intensity same.... |
2022-11-16 | How many different words can be formed from the letters of the word 'GANESHPURI' ? In how many o... |
2022-11-16 | рдЬрд▓ рдХреЗ рдЙрддреНрдкрд╛рджрди рдХреЗ рд▓рд┐рдП рдХрд┐рд╕ рдкреНрд░рдХрд╛рд░ рдХрд╛ рд╢реНрд╡рд╕рди рдЬрд┐рдореНрдореЗрджрд╛рд░ рд╣реИ ? |
2022-11-16 | Assertion (A): Assertion: Cytokinins are antisenescent.
Reason (R): Reason : Effect of cytokinin... |
2022-11-16 | Reduce to lowest terms: \[ \frac{x y^{2} z^{3}}{x^{3} y^{4} z} \] |
2022-11-16 | A freshly prepared radioactive source of half-life \( 2 \mathrm{~h} \) emits radiation of intens... |
2022-11-16 | A ball suspended by a thread swings in a vertical plane so that its acceleration values in the e... |