Math, asked by kanishthakkar1432, 2 months ago

pq(r2 + s?) - p?rs - q?rs​

Answers

Answered by Ardelinegrande
2

Answer:

p : q = r : s.

or, p/q = r/s………………(1)

or, p^2/q^2 = r^2/s^2.

or, Adding 1 both sides.

or, p^2/q^1 +1 = r^2/s^2. +1.

or, (p^2+q^2)/q^2 = (r^2+s^2)/s^2.

or, (p^2+q^2)/(r^2+s^2) = q^2/s^2.

or, (p^2+q^2)/(r^2+s^2)= (q/s)×(q/s). , [ putting q/s= p/r from the. (1)]

or, (p^2+q^2)/(r^2+s^2) = (p/r)×(q/s) = p.q/r.s. Proved

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Answered by st7263421
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Step-by-step explanation:

अरुण एक जोड़ी पहियेदार जूते किसी सेल से खरीदकर लाया जिस पर दिए गए बटटे की दर20% थी यदि उसके द्वारा भुगतान की गई राशि₹ 1600है तो अंकित मूल्य ज्ञात किजिए?

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