Question

all the formulae from 5 to 10 standered for math​

Answer 1

Answer:

(a+b)²= a²+b²+2ab

(a-b)²=a²+b²-2ab

(a²-b²)=(a-b)(a+b)

(a³+b³)=(a+b)(a²-ab+b²)

(a³-b³)=(a-b)(a²+ab+b²)

(a+b+c)²=(a²+b²+c²+2(ab+bc+ca)

(a+b)³=a³+b³+3ab(a+b)

(a-b)³=a³-b³-3ab(a-b)

Answer 2

Answer:

Hey mate plzz refer to the attachment