aslomovitz8058 aslomovitz8058

21-10-2017
Mathematics

contestada

What is the correct evaluation of 3x2 + 4x - 2y2 + 4y + 5, when x is equal to -1 and y is equal to 5?

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cybergaming95 cybergaming95

21-10-2017

3x2+4(-1)-2(5)2 +4(5)+5=
__________________
6+-4-10+25
_________
31-14=17

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