If the sum of the first \( n \) terms of a series be \( 5 n^{2}+2 n \), then its second term is
... VIDEO
If the sum of the first \( n \) terms of a series be \( 5 n^{2}+2 n \), then its second term is
(A) \( \frac{56}{15} \)
(B) \( \frac{27}{14} \)
(C) 17
(D) 16
ЁЯУ▓PW App Link - https://bit.ly/YTAI_PWAP
ЁЯМРPW Website - https://www.pw.live
Other Videos By PW Solutions 2022-11-16 In \( \triangle A B C, A D \) is the median and \( D E \| A B \), such that \( E \) is a point o... 2022-11-16 The dissociation of \( \mathrm{CaCO}_{3} \) is suppressed at high pressure. 2022-11-16 Hydrogen will reduce:
(A) heated cupric oxide
(B) heated ferric oxide
(C) heated zinc oxide
(D) ... 2022-11-16 Define Hydroponics 2022-11-16 \( P, Q, R \) and \( S \) are respectively the mid-points of the sides \( A B, B C, C D \) and \... 2022-11-16 A force \( F_{1} \) acts on a particle so as to accelerate it from rest to a velocity \( v \). T... 2022-11-16 \( \mathrm{C}_{3} \)-epimer of D-Glucose is: (A) D-Glucose (B) D-Allose (C) D-Altrose (D) D-Mannose 2022-11-16 In the given figure, it is given that \( B D E F \) and \( F D C E \) are parallelograms. If \( ... 2022-11-16 рдирд┐рдореНрдирд▓рд┐рдЦрд┐рдд рдореЗрдВ рд╕реЗ рднрд╛рд░рдд рдореЗрдВ рдХреМрди-рд╕рд╛ рдЬрдиреНрддреБ рд╡рд┐рд▓реБрдкреНрдд рд╣реЛ рдЧрдпрд╛ рд╣реИ?
(A) Snow leopard
(B) рдЪреАрддрд╛
(C) рд╢реЗрд░
(D)... 2022-11-16 Which of the two events restore the normal number of chromosomes in life cycle?
(A) Mitosis and ... 2022-11-16 If the sum of the first \( n \) terms of a series be \( 5 n^{2}+2 n \), then its second term is
... 2022-11-16 рдирд┐рдореНрдирд▓рд┐рдЦрд┐рдд рдореЗрдВ рд╕реЗ рдХрд┐рд╕ рд▓рд╡рдг рдХреЗ рд▓рд┐рдП рд╡рд╛рдВрдЯ рд╣реЙрдл рдХрд╛рд░рдХ рдХрд╛ рдорд╛рди \( \mathrm{K}_{3} \mathrm{Fe}(\mathrm{CN})... 2022-11-16 In phylum Kinorhyncha head protrusible and covered with ....... 2022-11-16 In the adjoining figure given below, two isosceles right angled triangles, \( D E F \) and \( H ... 2022-11-16 рд╕рд╛рдорд╛рдиреНрдпрдд: рдПрдХ рдкрд░рд┐рдкрдХреНрд╡ рдирд┐рд╖реЗрдЪрд┐рдд рдмреАрдЬрд╛рдгреНрдб рдореЗрдВ \( n, 2 n \) рддрдерд╛ \( 3 n \) рд╕реНрдерд┐рддрд┐ рдорд┐рд▓рддреА рд╣реИ рдХреНрд░рдорд╢рдГ :
(A)... 2022-11-16 рдЬрдм рдорд░реНрдХреНрдпреВрд░рд┐рдХ рдЖрдпреЛрдбрд╛рдЗрдб рдХреЛ KI рдХреЗ рдЬрд▓реАрдп рд╡рд┐рд▓рдпрди рдореЗрдВ рдбрд╛рд▓рд╛ рдЬрд╛рддрд╛ рд╣реИ рддрдм
(A) рд╣рд┐рдорд╛рдВрдХ рдмрд┐рдиреНрджреБ рдмрдврд╝реЗрдЧрд╛
(B) рд╣рд┐рдорд╛рдВ... 2022-11-16 In the given figure, \( \angle B C D=40^{\circ}, \angle E D C=35^{\circ} \), \( \angle C B F=30^... 2022-11-16 Plant cell walls are made of (A) Cellulose (B) Starch (C) Inulin (D) Glycogen 2022-11-16 In the adjoining figure, if \( P Q R \) is a triangle and \( S \) is any point in its interior, ... 2022-11-16 If \( \angle A C B \) is a right angle and \( A C=C D \) and \( C D E F \) is a parallelogram. I... 2022-11-16 DNA рдХреА рджреНрд╡рд┐рдХреБрдгреНрдбрд▓рд┐рдиреА рд╕рдВрд░рдЪрдирд╛ рдХреЗ рдмрд╛рд░реЗ рдореЗрдВ рд╡рд┐рд╕реНрддрд╛рд░рдкреВрд░реНрд╡рдХ рд▓рд┐рдЦрд┐рдПред