Question

the following expressions are polynomials in one variable and which are not?State reasons for your answer. 4x2 – 3x + 7

Answer 1

ur answers are here:

1) yes, as the power is in whole number.

2)yes,because the power of variable is in whole number

3)no,as the power is half which is not a whole number.

4)no,as when we will take y up its power will become negative which is also not a whole number.

5)yes,but iys not of one variable

hope they will help u

Read m

Answer 2

The equation 4x²–3x+7 can be written as 4x²–3x1+7x0

Since x is the only variable in the given equation and the powers of x (i.e., 2, 1 and 0) are whole numbers, we can say that the expression 4x²–3x+7 is a polynomial in one variable.