Factorize : (x  y)3 + (y  z)3 + (z  x)3


1

321

July 12, 2019

What is the difference between a chord and secant of a circle?


1

720

July 11, 2019

Prove that the sum of all the interior angles of a pentagon is 540^0


1

646

July 11, 2019

For what value of,K the factor of x^2 + x(2K+2)and 2x^2 + Kx12 is x+4?


1

364

July 11, 2019

When do we have to draw a KINK in the graph?


1

1974

July 11, 2019

5^2x125^x1=25000,then what is the value of “x”


1

367

July 10, 2019

For what value of x, is the mode of the following data 17?


1

648

July 10, 2019

If (x + y + z) = 0, then prove that (x3 + y3 + z3) = 3xyz


1

456

July 10, 2019

The sides of a triangle are x, x+1, 2x1, and its area is x square root of 10


1

1253

July 9, 2019

A train leaves Meerut at 5:00 am and reaches Delhi at 9:00 a.m,


1

327

July 8, 2019

What is the mirror image of point(3,9) on xaxis


1

4431

July 8, 2019

What is CPCT? WHERE IT IS USED?


1

285

July 6, 2019

If a power 1/3 + b power 1/3 + c power 1/3 then (a+b+c)whole cube = 27abc how?


1

651

July 6, 2019

ABCD is parallelogram in which P is the midpoint of DC and Q is a point


1

684

July 6, 2019

X3+ y3=( x+y) (x2 xy+ y2)


1

659

July 6, 2019

Find the area of largest triangle that can be inscribed in a semi circle of radius r


1

256

July 5, 2019

4 years ago, age of a mother was 3 times the age of her daughter


1

1278

July 5, 2019

If the length of a median of an equilateral triangle is 'x cm' , then its area is ________


1

965

July 5, 2019

Conical tent is made of 4.5 m wide tarpaulin


1

1084

July 5, 2019

In a parallelogram ABCD, E and F are the midpoints of sides AB and CD


1

531

July 4, 2019

Two years ago, a man's age was three times the square of his son's age


1

430

July 4, 2019

How to represent root 3, root 2 root 5 and root 5.7 on number line


1

1542

July 4, 2019

A hollow sphere of internal and external radii of 2cm and 4 cm


1

259

July 4, 2019

L and M are the midpoints of the diagonals BD and AC respectively


1

641

July 3, 2019

How to represent root 3 on number line?


1

1053

July 3, 2019

Prove that a2+b2+c2abbcca is always nonnegative for all values of a,b and c


1

6489

July 3, 2019

Prove that a cyclic trapezium is isosceles and its diagonals are equal


1

1250

July 3, 2019

How to locate root 3 on a number line?


1

1031

July 3, 2019

Three cubes of a metal whose edges are in ratio 3:4:5 are melted


1

515

July 3, 2019

The mean of the following distribution is 50


1

236

July 3, 2019
