djaamclean djaamclean

14-04-2018
Mathematics

contestada

1/2 (a+b)-(a-b)^2
What is the value of the expression when a=18 and b=14

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austinrussell12 austinrussell12

14-04-2018

your answer would be 0

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JosephBoi JosephBoi

14-04-2018

[tex] \frac{1}{2} (18 + 14) - (18 - 14) {}^{2} [/tex]
[tex] \frac{1}{2} (32) - (4) {}^{2} [/tex]
[tex]16 - 8[/tex]
[tex] = 8[/tex]

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