123456unknown63
123456unknown63
24-07-2019
Mathematics
contestada
Please help!!!!! ALL, PLEASE!!!!
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salatulmaghrib
salatulmaghrib
24-07-2019
1) 4 raised to what power gives 128?
You can find this on the calculator by typing (log128 / log4)
The result: 3.5
So, 2x+1=3.5
x is 1.25
2) 2 raised to what power is 1? The answer is 0.
2x+2=0
x=-1
3) 5^3=125
x+3=3
x=0
Answer Link
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