Which is the like term as 24a² bc?
(a) 13 × 8a × 2b × c × a
(b) 8 × 3 × a × b × c
(c) 3 × 8 × a × b × c × c
(d) 3 × 8 × a × b × b × c
Solution:
Like terms are those terms whose variables and their exponent power are the same. The coefficient of these variables can be different.
On simplifying the options
(a) 13 × 8a × 2b × c × a = 208a² bc
(b) 8 × 3 × a × b × c = 24abc
(c) 3 × 8 × a × b × c × c = 24abc²
(d) 3 × 8 × a × b × b × c = 24ab²c
By definition of the like terms the correct option is (a)
✦ Try This: Which of the following among can be like terms identify them 1) 23ab, 2) 13a³, 3) 12a³, 4) 4 × 5 × a × b
By inspection we can say that 23ab and 20ab and also 13a³ and 12a³ are like terms.
☛ Also Check: NCERT Solutions for Class 8 Maths Chapter 9
NCERT Exemplar Class 8 Maths Chapter 7 Sample Problem 1
Which is the like term as 24a² bc? (a) 13 × 8a × 2b × c × a (b) 8 × 3 × a × b × c (c) 3 × 8 × a × b × c × c (d) 3 × 8 × a × b × b × c
Summary:
3 × 8 × a × b × b × c is the term as 24a² bc
☛ Related Questions:
- Which of the following is an identity? (a) (p + q)² = p² + q² (b) p² – q² = (p – q)² (c) p² – q² = . . . .
- The irreducible factorisation of 3a³ + 6a is (a)3a (a² + 2) (b) 3 (a³ + 2) (c) a (3a² + 6) (d) 3 × a . . . .
- a (b + c) = ab + ac is (a)commutative property(b) distributive property (c) associative property(d) . . . .
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