The maximum number of turning points in a cubic function is 2.
In this case,

The discriminant is

, which means the derivative has no real roots. This means there are no critical points and thus no turning points/relative extrema.
Answer:
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Step-by-step explanation:
Answer: D
Step-by-step explanation: Complementary angles add up to 90 degrees supplementary add up to 180 degrees and vertical angles are like CAF and DAE like how they're diagonal
Let x℅
so , 20×X/100=12
......x=1200/20 = 60 ℅ ...answer !