Square Roots. A square root goes the other way: 3 squared is 9, so a square root of 9 is 3. A square root of a number is ... ... a value that can be multiplied by itself to give the original number. A square root of 9 is ...... 3, because when 3 is multiplied by itself we get 9.quare Roots. A square root goes the other way: 3 squared is 9, so a square root of 9 is 3. A square root of a number is ... ... a value that can be multiplied by itself to give the original number. A square root of 9 is ...
The chart at the left shows the average cost of electricity for 2014 by consumer group per the EIA (the US Energy Information Administration). For 2014 the average residential cost was 12.50 cents per kilo-watt hour up 3.1% from 2013. Commercial was 10.75 cents and industrial 7.01 cents.
The 15.9 cents per kWh that Philadelphia households paid for electricity in July 2015 was 12.0 percent higher than the nationwide average cost of 14.2 cents per kWh. Last July, electricity prices in Philadelphia were 11.2 percent higher than the nation.