Question: 6. For each function determine: i) the critical values ii) the intervals of increasing or decreasing iii) the maximum and minimum points. a. f(X)=4X2+12X7 (3


6. For each function determine: i) the critical values ii) the intervals of increasing or decreasing iii) the maximum and minimum points. a. f(X)=4X2+12X7 (3 marks) b. f(x) = X3 9X2 +24x10 (3 marks) X2 C. = 5 marks y X2+2X15 ( )
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