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trevorhenyan51
18.05.2021 •
Mathematics
The equation of the axis of symmetry for the graph of y = 2x^2- 12x + 5 is:
A. r= -6
B. y = -6
C. x=5/2
D. x= 3
E. y = 3
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Ответ:
E
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Ответ:
y=6
then,
5x+4y=39---> plug y in to the function
5x+4(6)=39
5x+ 24=39
5x= 39-24
5x= 15
x= 15/5
x= 3
So, the value of x when y=6 in that function is 3 (D)