IB Math HL Trigonometry Test 3 2014 P1 Q5

IB Math HL Trigonometry Test 3 2014 P1 Q5

IB Year 6 | Grade 12

6 marks

The graph represents \(f(x)=a\cos(bx+d)+c\), where \(a,b,c,d\) are constants.

Find values of \(a,b,c,d\).[6]

Solution:

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Answer:One valid set is \(a=3,b=1,c=-1,d=-\frac{3\pi}{4}\).

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