Identify the numerical coefficient of terms (other than constants) in the following expressions:
i) $5 - 3 t^{2}$
ii) $1 + t + t^{2} + t^{3}$
iii) $x + 2 x y + 3 y$
iv) $100 m + 1000 n$
v) $- p^{2} q^{2} + 7 p q$
vi) $1.2 a + 0.8 b$
vii) $3.14 r^{2}$
viii) $2 (l + b)$
ix) $0.1 y + 0.01 y^{2}$

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Solution

$\begin{matrix} 1. 2. 3. 4. 5. 6. 7. 8. 9. \end{matrix} \begin{matrix} E x p r e s s i o n & T e r m s & c o e f f i c i e n t 5 - 3 t^{2} & - 3 t^{2} & - 3 1 + t + t^{2} + t^{3} & t & 1 t^{2} & 1 t^{3} & 1 x + 2 x y + 3 y & x & 1 2 x y & 2 3 y & 3 100 m + 1000 n & 100 m & 100 1000 n & 1000 - p^{2} q^{2} + 7 p q & - p^{2} q^{2} & - 1 7 p q & 7 1.2 a + 0.8 b & 1.2 a & 1.2 0.8 b & 0.8 3.14 r^{2} & 3.14 r^{2} & 3.14 2 (l + b) & 2 l & 2 2 b & 2 0.1 y + 0.01 y^{2} & 0.1 y & 0.1 0.01 y^{2} & 0.01 \end{matrix}$

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Similar questions

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

(i) 5 − 3t² (ii) 1 + t + t² + t³ (iii) x + 2xy+ 3y

(iv) 100m + 1000n (v) − p²q² + 7pq (vi) 1.2a + 0.8b

(vii) 3.14 r² (viii) 2 (l + b) (ix) 0.1y + 0.01 y²

Question 3

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

(i) $5 - 3 t^{2}$

(ii) 1 + t + t² + t³

(iii) x + 2xy + 3y

(iv) 100m + 1000n

(v) $- p^{2} q^{2} + 7 p q$

(vi) 1.2a + 0.8b

(vii) $3.14 r^{2}$

(viii) 2(l + b)

(ix) $0.1 y + 0.01 y^{2}$

x + 2 x y + 3 y

1.2 a + 08 b

(i)	Cell division	(ii)	Cell enlargement
(iii)	Pattern formation	(iv)	Tropic growth
(v)	Flowering	(vi)	Fruiting
(vii)	Seed germination	(viii)	Response to wounding
(ix)	Response to stresses of biotic and abiotic origin	(x)	Dormancy

	Functions of growth promoters	Functions of growth inhibitors
(a)	(i), (ii), (vii), (ix)	(iii), (iv), (v), (vi), (viii), (x)
(b)	(viii), (ix), (x)	(i), (ii), (iii), (iv), (v), (vi), (vii)
(c)	(i), (ii), (iii), (iv), (v), (vi), (vii)	(viii), (ix), (x)
(d)	(i), (ii), (iii), (iv), (v), (vi), (vii), (ix), (x)	(viii)

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