Question

write the formula ?of (a+b) whole power 8

​

Answer 1

a^8b^0+8a^7b^1+28a^6b^2+56a^5b^3+70a^4b^4+56a^3b^5+28a^2b^6+8a^1b^7+a^0b^8

Step-by-step explanation:

powers of a: decreases from 8-0

powers of b:increases from 0-8

coefficients are written using pascals triangle.

thank you.