Question

expand 63*57 pls do it step by step i need urgently

Answer 1

Answer:

3591

Step-by-step explanation:

57×63

(60 - 3) (60+3)

(60)^2 - (3)^2

= 3591

Answer 2

Answer:

63*57

(60-3)(60+3)

we know (a+b)(a-b)

=a^2-b^2

now according to question

60^2-3^2

3600-9

3591

the answer is correct then comment and make me a brain list