: Internet access to use online banking costs you $39.99 per month. A book of checks costs you $17.95 per 100. Your bank charges you a $.05 per check writing fee for over 5 checks per month. You write an average of 25 checks per month and each one needs a 50 cent stamp. What is your cost difference per month to use online banking vs check writing?

Can (3,5 and square root 34) be sides on a right triangle?

Simplify using positive exponents only.

Awavelength of 610 nm was found to be the most intense wavelength emitted by copper. answer the following questions about this wavelength of light. a) what is this wavelength in cm? b) what is the frequency that corresponds to this wavelength? c) what is the energy of light of this wavelength? d) what is the wavenumber corresponding to this wavelength?