Using pronumerals

Determine the coefficient of the following term:

3xy

Determine the coefficient of the following term:

-7p

Determine the coefficient of the following term:

$$\frac{a}{4}$$  

Determine the coefficient of the following term:

$$\frac{7w^2y^3}{2}$$  

Determine the coefficient of the following term:

$$-9mn^3$$   

Determine the number of terms in the following expression:

$$5x^3-2x^2y+10xy-9y+3$$   

Determine the coefficient of the first term in the following expression:

$$5x^3-2x^2y+10xy-9y+3$$   

Determine the constant term:

$$5x^3-2x^2y+10xy-9y+3$$   

Determine the term with the smallest coefficient:

$$5x^3-2x^2y+10xy-9y+3$$   

Determine the number of terms in the following expression:

$$-6ab^2+7ab-5$$