Recently Active Questions

If x2 - yz/a = y2 - zx/b = z2 - xy/c , then prove that: (a + b + c)(x + y + z) = ax + by + cz ...

A,B,C are real values such that A + B + C = 2, A2 + B2 + C2 = 6, A3 + B3 + C3 = 8 then find the value of A4 + B4 + C4 ...

If A = 7i - 5j N and B = 29j N be two forces acting on a body of mass 1 kg lying at rest at x = 2 cm, then what will be the displacement of the body after 2 seconds? ...

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A and B are the roots of the equation x2 - 13x + N = 0 If A - B = 3, what is the value of N? ...

What is the equation of the reflected ray, when the incident ray is given by y = x - 1, and (i) mirror is along x - axis (ii) mirror is rotated by 45° anti-clockwise from x-axis (iii) mirror is along y - axis ...

Is there any open circulatory system in the human body? ...

Solve the inequality: 2x - 3/3x - 7 > 0 ...

We drive a distance of 1 km at 16 km/h. Then we drive an additional distance of 1 km at 32 km/h. What is our average speed? ...

One corner of a long rectangular sheet of paper of width 1 foot is folded over so as to reach the opposite edge of length of the crease.What will be the minimum length of the crease. (Please show the workout) ...

Last ball, India needs 4 runs to win. What is the probability of India winning the game? Answer: 1/3 . I can't understand how to calculate it... Thanx in advance... ...

|[x+y]|≤2 [] represents GIF ...

[|x+y|]≤2 [] represents GIF ...

[x+y]=3 [] represents the GIF ...

|x+y|+|x-y|≤2 ...

|x+y|≤2 ...

|x+y|+|x-y|=4 ...

|x+y|=4 ...

How much ice will separate if a solution containing 25g of ethylene glycol[C2How much ice will separate if a solution containing 25g of ethylene glycol[C2H4(OH)2 in 100g of water is cooled to -10°C? Kf for water is 1.86 - Af ...

Supposing the energy of fourth shell for hydrogen atom is – 50 a.u. (arbitrary unit). What would be its ionization potential a)50 b)800 c)15.4 d)20.8 what is ionization potential? ...

A rocket is launched straight up with an initial speed of 40 m/s. It accelerated with a constant upward acceleration of 9.0 m/s^2 until the engine stops at an altitude of 350m. a. What is the maximum height reached by the roc ...

Two swimmers leave point A on one bank of a river to reach point B on the other bank. One of the swimmers swims along straight line AB while the other swims perpendicular to the direction of flow of the stream and walks the d ...

A particle is moving with speed of 1 cm s-2 in a circle of radius 4cm. Find; (a) time period of the particle What is this time period. ...

A capacitor of capacitance Ct = 1.0 F withstands the maximum voltage Va----6.0 kV while a capacitor of capacitance C2 = 2.0 F, the maximum voltage V----4.0 kV. What voltage will the system of these two capacitors withstand ...

The sum of two forces is 16N. The resultant is normal to the smaller force and has a magnitude of 8N. then give the magnitude of the 2 force. please Explain ...

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why 0-is a universal donor but not o+...???? ...

If a2/b + c = b2/a + c = c2/a + b = 1, find 1/1 + a + 1/1 + b + 1/1 + c ...

If a/b+b/a=1,(a≠0,b≠0), then the value of a3+ b3 = ? ...