Can you explain the solution for 5
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Can you explain the solution for 5
That question did not post correctly. The question was for a solution to 5^x + 15^x.
What kind of "solution" are you looking for? Does this help:
?
I follow you until the last number sentence. I'm sure there is some canceling out of terms going on, but where does the 1 come from? I'm just having a mental block!
Remember that a(b+c) = ab + ac. For example: 2(3+4) = 2x3 + 2x4 = 6 + 8 =14. So for this problem
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