Which of the following is a factor of 2x3 – 2?

x + 1

x2 + x + 1

x2 + 2x + 1

none of the above

The factor of:

                is:

We are asked to find the factor of  the algebraic expression which is given by:

we know that:

which could again be written by:

Since,. we know that:

Here a=1 hence,

Hence, the factors of:

are

               Hence, the answer is:

a variable is any characteristics, number, or quantity that can be measured or counted. a variable may also be called a data item. hope i !