narutodahir95 narutodahir95
  • 19-11-2020
  • Mathematics
contestada

Expand the following.
(3x + 2)2
A.9x2+6x+4
B.9x2+4
C.3x2+4
E.9x2+12x+4

Expand the following 3x 22 A9x26x4 B9x24 C3x24 E9x212x4 class=

Respuesta :

LNEZZY2
LNEZZY2 LNEZZY2
  • 19-11-2020

Step-by-step explanation:

E

working ;

(3x+2)^2

*Apply Perfect Square Formula : (a+b) =a^2+2ab+b^2

a = 3x,b = 2

(3x)^2 + 3x.2+2^2

finally Answer is:

= 9x^2 + 12x +4

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