Sakuria Sakuria

16-02-2017
Mathematics

contestada

k to the second power minus 2 times k plus 12, k=4

PLEASE INCLUDE STEPS

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SuperLegend SuperLegend

16-02-2017

k^2-2*k+12
Substitute 4 for k
4^2-2*4+12
Square 4
16-2*4+12
Multiply 2 by 4
16-8+12
Subtract 8 from 16
8+12
Add
Final Answer: 20

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