A -b - c-A- a - b - cB- a b-a cC- a b-b c

The correct option is A (a×b)×cAssociative property can be expressed as: a × (b × c) = (a × b) × c Example, 4 × (2 × 3) = 4 ×(6) = 24 also, (4 × 2) × 3 = (8) × ...

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Byju's Answer

Standard VII

Mathematics

Properties of Multiplication of Integers

a ×b × c=A. a...

Question

$a \times (b \times c) =$

(a×b)×c

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Solution

The correct option is A (a×b)×c
Associative property can be expressed as:
$a \times (b \times c) = (a \times b) \times c$
Example,
$4 \times (2 \times 3) = 4 \times (6) = 24$
also,
$(4 \times 2) \times 3 = (8) \times 3 = 24$

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Similar questions

Question 10

In $Δ A B C$ ,

a) AB + BC > AC
b) AB + BC < AC
c) AB + AC < BC
d) AC + BC < AB

$2 a b + 3 b c + 4 b a - 2 c b + 3 a b + 8 b c$ equals

Q. Show that :

∣ ∣ ∣ ∣ ∣ \begin{matrix} b c - a^{2} & c a - b^{2} & a b - c^{2} - b c + c a + c b & b c - c a + a b & b c + c a - a b (a + b) (a + c) & (b + c) (b + a) & (c + a) (c + b) \end{matrix} ∣ ∣ ∣ ∣ ∣ = 3 (b - c) (c - a) (a - b) (a + b + c) (b c + c a + a b)

Q. In ∆ABC, if ∠C > ∠B, then
(a) BC > AC
(b) AB > AC
(c) AB > AC
(d) BC > AC

\frac{a}{b} = \frac{b}{c}

and

a, b, c

> 0 then show that,

(i) (a + b + c) (b

-

c) = ab

-

c²

(ii) (a²+ b²) (b²+ c²) = (ab + bc)²

(iii)

\frac{a^{2} + b^{2}}{a b} = \frac{a + c}{b}

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a×(b×c)=

The correct option is A (a×b)×cAssociative property can be expressed as: a×(b×c)=(a×b)×c Example, 4×(2×3)=4×(6)=24 also, (4×2)×3=(8)×3=24

$a \times (b \times c) =$

The correct option is A (a×b)×c
Associative property can be expressed as:
$a \times (b \times c) = (a \times b) \times c$
Example,
$4 \times (2 \times 3) = 4 \times (6) = 24$
also,
$(4 \times 2) \times 3 = (8) \times 3 = 24$