shay868282 shay868282
  • 15-04-2022
  • Mathematics
contestada

Solve the equation: (a + 2)^4- 20(a + 2)^2+ 64 = 0

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alainc25
alainc25 alainc25
  • 15-04-2022

Answer:

Answer is 7.

Step-by-step explanation:

(a + 2)^4- 20(a + 2)^2+ 64 = 0

2a^4- 20(2a)^2+ 64 = 0

16a-20(4a)+64=0  

-4a    -64  -4a          -64

12a-84=0

    +84 +84

12a=84

84/12=7

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shaiwsuhstwuegs shaiwsuhstwuegs
  • 15-04-2022
The answer is 7
If needed to be solved to show proof text me
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