b) The straight line in the diagram below represents the function: What is the gradient of the curve at the point where = 0? (1) f x For which values of will be an increasing function? (2) x f If it is also given that = 4, use the information above to draw a f (-1) sketch graph of (2) f. c) Given: . BC is a tangent to at D where . f
b) The straight line in the diagram below represents the function: What is the gradient of the curve f at the point where x = 0? (1) For which values of x will f be an increasing function? (2) If it is also given that f (-1) = 4, use the information above to draw a sketch graph of f. (2) c) Given: . BC is a tangent to f at D where .
Prelim%20paper%201%20(final)%202014.docx