Question

What is the coefficient in the expression 5x2 +3 ?

O
A. 2
O
B. 3
O
C. 5
O
D. x

Answer 1

C: 5

Explanation:

Here the variable x shows up specifically only once, with coefficient 5:

5x^2 + 3

This actually represents 5x^2 + 0x + 3.

The coefficient of the explicily-given x-term is 5. The other coefficients are 0 and 3.