CSEC Additional Mathematics · 2013 · Paper 2 · Question 2(a)(ii)
A function f(x) is defined as f(x) = 3x² + 6x - 1.
State the minimum value of f(x).
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Practise this questionOther parts of this question
- 2(a)(i)Express f(x) in the form a(x + h)² + k where h and k are constants.[3 marks]
- 2(a)(iii)Determine the value of x for which f(x) is a minimum.[1 mark]
- 2(b)Find the set of values of x for which 2x² + 3x - 5 ≥ 0.[4 marks]
- 2(c)Find the sum to infinity of the following series: 1/4 + 2/4² + 1/4³ + 2/4⁴ + ... .[5 marks]
More practice: the rest of this paper · more Maximum/Minimum Values and Range of Quadratic Functions questions · all CSEC Additional Mathematics past papers