Among the variations on the graphs of the trigonometric functions are shifts--both horizontal and vertical. Such shifts are easily accounted for in the formula of a given function. Take function f, where f (x) = sin(x) .
The running costs vary from gas to electric. The average running cost for an electric water heater is $550. The average running costs of a gas water heater is $400. The difference in usage price per year is $150.
Provide a few details about your project and receive competitive quotes from local pros. On average, water heater replacement or installation costs $885, with most homeowners spending between $668 and $1,102. This data is based on actual project costs as reported by HomeAdvisor members.Hot water is an essential part of modern life, a necessity rather than a luxury.rovide a few details about your project and receive competitive quotes from local pros. On average, water heater replacement or installation costs $885, with most homeowners spending between $668 and $1,102. This data is based on actual project costs as reported by HomeAdvisor members.