In which quadrant is the cosine function positive and the sine function negative? a) 1 b) 2 c) 3 d) 4

4th quadrant

D is the correct option.

Step-by-step explanation:

We can answer this question by below table.

                  Quadrant 1       Quadrant 2         Quadrant 3     Quadrant 4

Sine             positive                 positive            negative          negative

Cosine          positive                 negative           negative         positive

tangent         positive                 negative           positive          negative

From the table, we can see that in 4th quadrant, cosine function positive and the sine function negative.

D is the correct option.

step-by-step explanation:

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step-by-step explanation: