Latest Posts

A’s income is 20% less than that of B by what percent is B’s income more than A’s

A’s income = (100-20)% of BA’s income = (80/100)*xA’s income = 0.80xPercentage increase in amount of B = (amount of... View Article

All …….. triangles are similar. {isosceles, equilateral} Explain.

All equilateral triangles are similar. For two triangles to be similar the angles in one triangle must have same value... View Article

For what value of k the following system of linear equations will have no solution?

The given system of linear equations are: 3x+y=1 (2k-1)x+(k-1)y=2k+1 Solution: For a given system of equations has no solution if... View Article

What is the value of sin 20°?

The value of sin 20° = 0.34202014

If ZIP=198 and ZAP=246 then how will you code VIP

ZIP is 198 and ZAP is 246 To get these numbers, the alphabets are considered in reverse order and then... View Article

The largest sphere is carved out of a cube of side 7cm. Find the volume of sphere

The diameter of the largest sphere that is carved out of a cube with a side of 7 cm will... View Article

Which of the following are polynomials?

Which of the following is a polynomial? x+x2+x3+x4 5x3y2z3 x2 2x The correct option is iv. 2x

For the given function, find the derivative from the first principle.

The given function is: \(\begin{array}{l}frac{x+1}{x-1}\end{array} \) Let f(x) = \(\begin{array}{l}frac{x+1}{x-1}\end{array} \) Using the first principle, f'(x) = \(\begin{array}{l}lim_{hrightarrow 0}(frac{f(x+h)-f(x)}{x})\end{array} \) = \(\begin{array}{l}lim_{hrightarrow... View Article

Give five examples for linear polynomial, quadratic, cubic polynomial

The following are the examples of linear polynomial: k(x): x+8 p(x): 2x+5 s(x): -10x k(y): 2y – 4 q(y): 10y+4... View Article

How to find the height of a triangle without area?

The height of a triangle can be determined from the angles and sides of the triangle. When all the three... View Article

How many edges are there in a cuboid

There are 12 edges in a cuboid. A cuboid has 6 faces, 8 vertices, and 12 edges.

How many sides does a pentagon have

A pentagon has 5 sides. It has 5 angles.

Ordinate of all points on the x axis is

Let the coordinates of a point on the x-axis is (a, 0). Here the abscissa is a and the ordinate is 0. Hence the ordinate of... View Article

Show that the following pairs are co prime 59,97

To show that the given numbers are co-prime, their HCF should be 1. The given numbers are: 59 and 97... View Article

John had Rs.500 Anna had Rs. 400 Peter has 700 who has the most??

Given: John had ₹500 Anna had ₹400 Peter has ₹700 Arranging the amount in ascending order, 700 > 500 >... View Article

Prove that diagonals of a rectangle are equal in length

To prove: The diagonals of a rectangle are equal. Proof: Consider a rectangle ABCD in which let AC and BD... View Article

Find the square root of 1471369 by long division method

The square root of 1471369 is 1213 by the long division method.

Find k so that the function f(x) is continuous at x = 0

The function f(x) = {1-cos 2x/2x2 x ≠ 0 and f(x) = {k x = 0 is continuous at x =... View Article

The lcm of two numbers is 1200 which of the following cannot be their hcf a)600 b)500 c)400 d)200

Option b)500

What will be the predecessor of 0?

The predecessor of 0 is -1

«
1
…
2,799
2,800
2,801
2,802
2,803
…
5,472
»