EASY
Earn 100

Write L.H.S and R.H.S of the simple equation: 5p=25

Important Questions on Product of Expressions and Identities

EASY
A man's present age is 8 times more than his son. After 10yr, he will be thrice the age of his son. How old is son at present?
EASY
Solving equation m+m=6/25 the value of 'm' works out to
EASY
The non-zero solution of the equation a-x2bx-b-xc=c-xb-b-x2cx, where b0, c0 is
EASY
If in an additive model O refers to original data as 875, T refers to trend 700,S refers to seasonal variations 200,C refers to cyclical variations 75, then the value of I which refers to irregular variations is_____.
EASY

If x is a natural number.

If x2+ax+16 is a perfect square number, then which number is a?

EASY
The difference between ages of two men is 8yr16yr ago, their ages were in the ratio 3:2. The present age of elder is
EASY
There were 200 employees in an office in which 150 were married. Total male employees were 160 out of which 120 were married. What was the number of female unmarried employees?
EASY
If x is a natural number, what number is to be added to x2+6x to get a perfect square?
EASY

If x is a natural number.

If x2+ax+b is a perfect square, prove that a2=4b.

EASY
If the nominal rate of growth is 17% and inflation is 9% for the five years. Let P be the Gross Domestic Product (GDP) amount at the present year then the projected real GDP after 6 years is______.
MEDIUM
The solution set of the inequation 3x+31-x-4<0, is
HARD
Find the number of positive integers less than 101 that cannot be written as the difference of two squares of integers.
MEDIUM

Solve the following equation and verify the answer:

3(x+6)+2(x+3)=64

MEDIUM

Solve the given equation and verify the answer:

3x10-4=14

MEDIUM

Solve the following equation and verify the answer:

16(3x5)10(4x8)=40

MEDIUM
If x+1x=5 , the value of x4+ 1x2 is :