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10-12-2021
Mathematics

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The value of x + x(2x) when x = 2 is: (a) 10, (b) 16, (c) 18, (d) 36, (e) 64

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loneguy loneguy

10-12-2021

[tex]x+x(2x)=x+2x^2\\\\\text{when x =2}\\\\2+ 2(2)^2 = 2+ 2(4) = 2+ 8 = 10[/tex]

[tex]\text{So, the answer is (a).}[/tex]

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