If \( a, b, c \) are in G.P. and \( x, y \) are the arithmetic means of \( a, b \) and \( b, c \... VIDEO
If \( a, b, c \) are in G.P. and \( x, y \) are the arithmetic means of \( a, b \) and \( b, c \) respectively, then prove that \( \frac{a}{x}+\frac{c}{y}=2 \) and \( \frac{1}{x}+\frac{1}{y}=\frac{2}{b} \).
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live
Other Videos By PW Solutions 2022-11-16 Explain how defects in a metal block can be detected using ultrasound. 2022-11-16 \( \mathrm{Zn}^{2+}(\mathrm{aq}) / \mathrm{Zn}(s) \) अर्द्ध सैल के लिये मानक अपचयन विभव \( -0.76... 2022-11-16 How do you differentiate between capture fishing, mariculture and aquaculture? 2022-11-16 What are the advantages of inter-cropping and crop rotation? 2022-11-16 Name magnetic elements of Earth's magnetic field at a place. 2022-11-16 निम्नलिखित में जलीय खरपतवार (weed) है :
(A) समुद्रसोख (Eichhornia)
(B) टाइफा (Typha)
(C) हाइड्रि... 2022-11-16 Perispermisa
(A) degenerate part of synergids.
(B) peripheral part of endosperm.
(C) degenerate ... 2022-11-16 A lens of refractive index \( n \) is put in a liquid of refractive index \( n^{\prime} \) of fo... 2022-11-16 Find the equation of the circle passing through the points: \( (5,7),(8,1) \) and \( (1,3) \) 2022-11-16 For increasing production, what is common in poultry, fisheries and bee-keeping? 2022-11-16 If \( a, b, c \) are in G.P. and \( x, y \) are the arithmetic means of \( a, b \) and \( b, c \... 2022-11-16 If \( a, b, c \) are in A.P.; \( x \) is the G.M. between \( a \) and \( b ; y \) is the G.M. be... 2022-11-16 What are wavelength, frequency, time period and amplitude of a sound wave? 2022-11-16 Maior latest area of research in biology is
(A) Tissue culture
(B) Genomics
(C) TDNA technology
... 2022-11-16 How is soil formed? 2022-11-16 In S-phase of cell cycle
(A) amount of DNA remains same in each celli
(B) chromosome number is i... 2022-11-16 Solve the equations:- \[ \frac{d y}{d x}=y+\frac{1}{y} \text {. } \] 2022-11-16 Oxygen which is liberated during photosynthesis comes from -
(A) Carbon di oxide
(B) Water
(C) C... 2022-11-16 A point moves in the plane \( x y \), according to the law \( x=a \sin \omega t \), \( y=b \cos ... 2022-11-16 How are living organisms dependent on the soil? Are organisms that live in water totally indepen... 2022-11-16 What part of light is most suitable for photosynthesis ?