Question. 1 / cosx.√1+cotx
Sol. .•. Cosecx=√1+cotx
1 / cosx.cosecx
1 / cosx / 1 / sinx
1 / cosx * sinx
Sinx / cosx = tanx ans
Question. (3/2)^-3Sol. (2/3)^3
8/27 ans
Question. (-5)^0+(-6)^0×2
Sol. (-1)+(-1)x2
-2x2 = 4 ans
Question. 9.5x4 = 38 ans
Question. 340/50= 34/5 = 6.8 ans
Question. 810/500 = 81/50 = 1.62 ans
Question. 10x1000% = 100 ans
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