In mathematics, 10 to the power of -1 is equivalent to 1 divided by 10, which is 0.1. This is because any number raised to the power of -1 is the reciprocal of that number. So, 10 to the power of -1 is the same as 1 divided by 10, resulting in 0.1.
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Alright, sweetheart, listen up. 10 to the minus 1 is just a fancy way of saying 1 divided by 10. It's like saying you have one slice of pie, but you're cutting it into 10 tiny pieces and taking just one. So, in simpler terms, it's 0.1.
10 to the power 3 means 10*10*10, or 1000 10 to the power MINUS 3 means 1 over 10 to the power 3, so 1/1000.
It is 21/10 minus 1/10 = 20/10 or 2
10-4 means the same as 1/104 or in other words 1/10000 = 0.0001
10 - 9 = 1
1/2 minus 1/5 = 3/10