x5
minus 8..
2 to the power of 7 minus 3 to the power of 3 divided by 7 is equal to 124 1/7 ≈ 124.14
No.
3-3 = 1/33 = 1/27
4-3 = 1/64
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.
x5
minus 8..
6 to the power of 6 minus 3 to the power of 3 = 46,629
3-2 x 3-3 = 3-5 or 1/243
3 to the power of 1 is 3. 3 to the power of minus 2 is equal to 1 over 3 to the power of 2. 3 to the power of 2 is 9. 3 to the power of 1 times 3 to the power of minus 2 is the same as... 3 divided by 3 to the power of 2. So that gives us 3 divided by 9 which is the same as 1/3.
2 to the power of 7 minus 3 to the power of 3 divided by 7 is equal to 124 1/7 ≈ 124.14
3^-1 = 1 over (3 to the power of 1) = 1/3, one third. a minus power is the same as a normal power but with a 1 above it.
49 - 8 - 6 = 35
No.
10-3 is equivalent to 0.001.