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Start by expanding (a+b)7, using Pascal's Triangle or the binomial coefficient function to work out the coefficients:a7 + 7a6b + 21a5b2 + 35a4Answered by Josef W. • Maths tutor7127 Views
First substitute: u = 1 - 3xNext calculate: du/dx = -3 .... therefore dx = (-1/3) * duNow re-arrange the expression: Integrate 1/u * ( -1/3)*duNext recall the integral of 1/x is the natural logarithm, and...
Named flood management strategy: DamsDams are the classic hard engineering solution to flooding problems. A dam is a giant wall built across a river’s channel to impede its flow. Water builds up behind th...
Writing a good, coherent poem analysis is often seen as very hard, but once you understand and have good knowledge of all the parts that make up a poem, you will see how smooth and enjoyable this process ...
It is really important to note here that there are no intermolecular force of attraction between the molecules, compared to simple covalent molecules. There are only strong covalent bonds which means that...
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