Answer:
a² + 2ab + b²
Explanation:
⇒ (a + b)²
⇒ (a + b)(a + b)
[apply distributive method: (a + b) (c + d) = ac + ad + bc + bd]
⇒ a² + ab + ab + b²
⇒ a² + 2ab + b²
alright whats your question ?
It would be FH
A diameter is basically the length of the line through the centre that touches 2 points on a circles edges
The first one simplified is 2j-2k
30% of 520 is 156