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1+9r^2+81r^4=256 and 1+3r+9r^2=32

if x^2 -2√5x +1 =0
find x^5 +1/x^5

Why lecture is not uploaded today?

Is NMIMS final percentile score out?

Amit borrowed a sum of 25000 rupees on simple interest. Bhola borrowed the same amount
on compound interest (compounded yearly). At the end of 2 years, Bhola had to pay 160
rupees more interest than Amit. The rate of interest charged per annum is:

4.Amit borrowed a sum of 25000 rupees on simple interest. Bhola borrowed the same amount
on compound interest (compounded yearly). At the end of 2 years, Bhola had to pay 160
rupees more interest than Amit. The rate of interest charged per annum is

mohan sell his article 20 percent discount he marks 35 present what would gain percentage

Sir, new videos are not coming?

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In triangle ABC P Q and R are points on AB BC and CA such that AP:PB=BQ:QC=CR:RA=2:1. Find the ratio of the areas of triangles ABCand PQR . (A) 3:1 (B) 5:3 (C) 3:2 (D) 7:4