Mathematics, 23.10.2019 21:00 Emmad7843

So i need urgently. 15 points!
simplify b ( a + b ) - a ( a - b ).

a2 + 2 ab + b2
a2 - 2 ab + b2
- a2 + 2 ab + b2
- a2 - 2 ab - b2

Answers: 3

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So i need urgently. 15 points!
simplify b ( a + b ) - a ( a - b ).

a2 + 2 ab + b...