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Gash
Questions (13)
Show that the relation R defined on set A of all polygons as R={(P1,P2):P1 and P2 have same number of sides},Is an equivalence
1 answer
543 views
15gm of substance is dissolved in 450ml of water the resulting solution was found to freeze at -0.34degree Celsius.Calculate the
1 answer
646 views
Light from luminous point at the bottom of the glass slab of thickness 3 cm strikes the upper surface.The rays which are totally
3 answers
1,409 views
The critical angle of glass is 41degree 48 seconds and that of water is 48 degree 36 seconds.calculate critical angle of the
1 answer
663 views
Calculate the mole fraction of Benzene in a solution containing 30% by mass of Benzene in CCl4?
1 answer
989 views
Calculate the mass of urea required in making 2.5kg of 0.25 molar aqueous solution? which formula should I use mass by volume
1 answer
1,021 views
A projectile has a range of 50m and reaches a maximum height of 10m. Calculate the angle at which the projectile is fired.
1 answer
3,076 views
Find the mean and variance of the first n natural numbers.
1 answer
555 views
Find the real number x if (x-2i)(1+i)is purely imaginary.
2 answers
511 views
Find the value of x and y if (x+2y)+i(2x-3y) is conjute of 5+4i.
2 answers
571 views
Determine the number of 5 card combination out of deck of 52 cards if there is exactly one ace in each combination.
2 answers
499 views
Find the equation of a line which cuts off intercepts on the axes whose sum and product are 1 and-6, respectively?
2 answers
985 views
In a circle of diameter 40cm,length of chord is 20 cm. Find the length of minor arc of the chord.
3 answers
732 views
Answers (5)
Thank you very much
M nt understanding whether it's purely imaginary or no
Ohhh thanks
Thanks it was an easy method..
Can u please simplify am not able to get the answer
