Question

Write the coefficient of:

(i) y in –3y

(ii) a in 2ab

(iii) z in –7xyz

(iv) p in –3pqr

(v) y² in 9xy²z

(vi) x³ in x³ +1

(vii) x² in − x²

Answer 1

(i) Given –3y

The coefficient of y is -3.

(ii) Given 2ab

The coefficient of a is 2b.

(iii) Given -7xyz

The coefficient of z is -7xy.

(iv) Given -3pqr

The coefficient of p is -3qr.

(v) Given 9xy²z

The coefficient of y² is 9xz.

(vi) Given x³ +1

The coefficient of x³ is 1.

(vii) Given − x²

The coefficient of x² is -1.