How can parentheses be added to the following equation to make it true?
2 answers:
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Answer:
- a) 3
- b) x = {-3, -2, 2}
Step-by-step explanation:
Refer to attached for points
a) f(-1) = 3 as per graph
b) f(x) = 6
We add horizontal line through point y=6 to find intersections with the graph
Take x-values of those points. The points are x = -3, x = -2, x = 2
