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I would like to change a cell to red or yellow if a specific number from a list is entered in another cell. Do I need a VLOOK UP and IF? How are faults, hypocenters, and epicenters related? Faults that are experiencing no active creep may be considered "safe"? I need to evaluate this expression
x^2-2x+1 when x is equal to -1? How will you prepare 50 ml of 0.5M sulfuric acid solutions? Type the ordered pair that is the solution to these equations. 2x + 5y = -9
3x - 4y = -2?