Math, asked by beast124388, 3 months ago

pq is perpendicular
to pt st to pt prove that qs2=pt2+pq2+st2+2(qr.rs-ps.rt)​

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Answered by dineshdhomane00
1

Answer:

Time & Work

22.-A, Band C can complete a work in 8, 16 and 24

days respectively. They start the work together

and A works till last moment . If C leaves the

work 2 days before and B leaves one day before

the completion of the work, in how many days

the work will be finished?

A, B तथा C किसी काम को क्रमश: 8, 16 तथा 24 दिन में समाप्त

कर सकते हैं। तीनों साथ मिलकर कार्य आरम्भ करते हैं तथा A अन्त

तक कार्य करता हैं। C काम खत्म होने से 2 दिन पहले व B काम

खत्म होने से एक दिन पहले काम छोड़ देता हैं तो बताईये कुल कार्य

कितने दिन में समाप्त हुआ-

(A) 8 days/ दिन

(B)5 days/ दिन

(C)6 days/दिन to do a few years and a few weeks and the first two years ago but if it doesn't have any other way to make this happen if the first and foremost is an email and delete it was

(D) 7 days

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