sydney2
sydney2
20-02-2015
Mathematics
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if x=4 and y=5 work out 5xy+x squared
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naǫ
naǫ
20-02-2015
[tex]5xy+x^2 \hbox{ for } x=4, \ y=5 \\ \\ 5 \times 4 \times 5 + 4^2=100+16=\boxed{116}[/tex]
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