Question

(100)
2) use proper formula to get the
product
:- 35 x 45
formula​

Answer 1

1575

Step-by-step explanation:

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Answer 2

Answer:

1575

Step-by-step explanation:

It is stated to use formula therefore we will use

$(a-b)(a+b) = a^{2} - b^{2}$

$35 * 45 = (40-5)(40+5) = 40^{2} - 5^{2}$

$= 1600 - 25$

$= 1575$