29/51 Marks M
80
The diagram shows a sketch of the curve y = cos xº.
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a) Write down the coordinates of the point P.
b) Write down the coordinates of the point Q.
Sub Answer

Answer to your question: a. the fundamental theorem of algebra tells you that the equation will have two complex roots since the degree of the polynomial is 2. the roots are ​ x=1±i7√2 .number of roots=degree of polynomialhere, degree of polynomial is 2 so number of roots will be 2.hope it *_*

C. because 6÷3=2 so 3 is half of six so 3/6