Identify the numerical coefficients of terms (other than constants) in the following expression:

(i) 5 - 3t2


(ii) 1 + t + t2 + t3


(iii) x + 2xy + 3y


(iv) 100m + 100n


(v) -p2q2 + 7pq


(vi) 1.2a + 0.8b


(vii) 3.14r2


(viii) 2(l + b)


(ix) 0.1y + 0.01y2


S.No



Expression



Terms


[Containing Variables]



Coefficients



i



5 - 3t2



-3t2



-3



ii



1 + t + t2 + t3



t


t2


t3



1


1


1



iii



x + 2xy + 3y



x


2xy


3y



1


2


3



iv



100m + 100n



100m


100n



100


100



v



-p2q2 + 7pq



-p2q2


7pq



-1


7



vi



1.2a + 0.8b



1.2a


0.8b



1.2


0.8



vii



3.14r2



3.14r2



3.14



viii



2(l + b) = 2l + 2b



2l


2b



2


2



ix



0.1y + 0.01y2



0.1y


0.01y2



0.1


0.01



14