Question

please help me solve this​

Answer 1

Step-by-step explanation:

111 is the correct answer

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Answer 2

Answer:

81 is your answer dear

Step-by-step explanation:

given  $a^{4}$=81=$3^{4}$

then a=3

10(9)-5(3)+6=90-15+6

                     =96-15

                      =81

hope this helps you

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