Seudónimo Seudónimo
  • 08-06-2020
  • Mathematics
contestada

(3+4x)(3-4x)=
THIS IS SO HARD IM GOING CRAZY !!!!!!!!!!!!

Respuesta :

snog
snog snog
  • 08-06-2020

Step-by-step explanation:

Actually, it isn't that hard. Remember the difference of squares? (a + b)(a - b) = a² - b² and in this case 9 is a and 4x is b so our answer is 81 - 16x².

Answer Link
mhanifa
mhanifa mhanifa
  • 08-06-2020

Answer:

9 - 16x²

Step-by-step explanation:

(3+4x)(3-4x)= 3²- (4x)²= 9 - 16x²

Answer Link

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