@chillfactor said:

For last question, its trueAll three vertices of an equilateral triangle in a Cartesian plane can have integral coordinates. (True/False)

@Faruq said:

X,Y and Z start a venture together.Y and Z invests Rs. 4000 and Rs. 3000 respectively while X invests Rs. 1000 initially and after 6 months withdraws his capital and decides to work as a working partner with 30% stake in the profits.if X gets Rs. 800 at the end of the year ,what was the profit.

@grkkrg said:

(c)?(a) b = a^xc = a^xya = a^xyzxyz = 1FALSE(b) (p^y * q^x) = aa^xy * a^xy = aa^(2xy) = axy = 1/2z may or may not be 2FALSE(c) ab + bc + ca = 01/a + 1/b + 1/c = 0x^a = y^b = z^c = kxyz = k^(1/a + 1/b + 1/c) = k^0 = 1TRUE