Mr and Mrs Smith take their two children to the cinema. The total cost is £33. Mr Jones takes his three children to the cinema and the total cost is £27.50. Calculate the price of a child's ticket and ...
The Schrödinger equation rewrote the rules of matter and forever changed the field of chemistry. Donald Truhlar, a chemist at the University of Minnesota, calls it the “greatest advance of the 20th ...
You may periodically run into situations where properly formatting an equation would be a nice touch to your writing. Grapher is a great way to insert equations into various documents. Topher, an avid ...
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