What is the intermediate step in the form (x + a)2 = b as a result of completing the square for the following equation?
x^2 + 74 = -10x
Please just in form of
( )^2 = ?

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart

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?