Question

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Answer 1

Step-by-step explanation:

2. (104)³ = (100+4)³

Identity= (a+b)³ = a³+b³

=> 100³+4³

=> 10,00,000 + 64

=> 10,00,064

3. 3 = 3 4 = 4

--- ---

1 1

Rational numbers (numbers between 3/1 and 4/1) =

3 10 4. 10

--- × --- ×

1 10 1. 10

Answer 2

Answer.2

$\textbf{To Find:- Value of } \: (104 {)}^{3}$

Solve:-

$★( a + b {)}^{3} = {a}^{3} + {b}^{3} + 3ab(a + b)$

$∴(104 {)}^{3} = (100 + 4 {)}^{3}$

$⇒ {100}^{3} + {4}^{3} + 3 \times 100 \times 4 \times (100 + 4)$

$⇒1000000 + 64 + 1200(104)$

$⇒1000000 + 64 + 124800$

$= 1124864$

Ans.12

• look at the pic!

Ans.13

• look at the pic!

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