Question

find the h.c.f of y²-10y+24+6x-9x², 2(y²)²-18x²y²-48xy²-32y²

Answer 1

Answer:

An observer can see through a pinhole. The top end of a thin rod of height h placed as shown in the figure,

The beaker height is 3h and its radius h. When the beaker is filled with a liquid up to a height 2h, he can see

the lower end of the rod. The ref: index of the liquid is

1)5/2

2)(5/2)1/2

3)3/2

4)7/3

ما آدم

زرا

2)

ازرا آن

-3)

4)

Answer 2

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