Answers

  • Brainly User
2014-12-13T14:36:51+05:30
(2a+a)(2a+a) ⇒(2a+a)² ⇒(2a)² +2×2a×a+a² ⇒4a²+4a²+a² ⇒9a²
0
I guess u missed out some equal to signs
Sorry was in a hurry pass thank mere
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The Brainliest Answer!
2014-12-13T14:41:45+05:30
2a ( 2a + a) + a ( 2a +a)
=4 a^{2} + 2 a^{2} + 2 a^{2} +  a^{2}
= 9 a^{2}
2 5 2