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y= -2cos(pi/6) + 8 whats the maximum and minimum?Question
y= -2cos(pi/6) + 8
whats the maximum and minimum?
whats the maximum and minimum?
Answers
Damon
cos can be -1 or + 1
if cos = -1
y = 2 + 8 = 10
if cos = +1
y = -2 + 8 = 6
or just sketch a graph
if cos = -1
y = 2 + 8 = 10
if cos = +1
y = -2 + 8 = 6
or just sketch a graph