Question

What is the coefficient of the x2-term of the algebraic expression 2x4 + x2 - x + 7

Answer 1

the x^2 term has a coefficient of 1.....even though it is not written, it is understood.

x^2 is the same as 1x^2

Answer 2

The coefficient of the x^2 term is 1. When there is no number shown as a coefficient it is automatically considered a one.