Question

Using distributive law find the square of 43

Answer 1

Step-by-step explanation:

Given:43

To find:Using distributive law find the square

Solution:

$( {43)}^{2} = 43 \times 43 \\ \\ = (40 + 3) \times (40 + 3) \\ \\ = 40 \times 40 + 40 \times 3 + 3 \times 40 + 3 \times 3 \\ \\ = 1600 + 120 + 120 + 9 \\ \\ 1600 + 240 + 9 \\ \\ = 1600 + 249 \\ \\ ( {43)}^{2} = 1849$

Thus,

(43)² = 1849

Hope it helps you.

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Answer 2

Answer:

(43)² = 1849.

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