simplify the following
9⁰ × 9⁰
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the answer is 3 degrre
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we know that a⁰ = 1
a/c to question
9⁰ × 9⁰
=> 1 × 1
=>1
* proof of a⁰= 1.
a/a = 1
a × 1/a = 1
a × a^-1 = 1 ( using , 1/a = a^-1 )
base same power Plus
a^1+(-1) = 1
a^1-1 = 1
a⁰ = 1
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