Search topics

Search
1 of 8 0-day streak

Evaluate exact circular-function values by symmetry and periodicity

DIFFICULTYintrostandardchallengeexam
QUESTION TYPEMix of allChange
exact-value:cos:degrees:axisexact-value:cos:degrees:standardexact-value:cos:pi-radians:axisexact-value:cos:pi-radians:standardexact-value:sin:degrees:axisexact-value:sin:degrees:standardexact-value:sin:pi-radians:axisexact-value:sin:pi-radians:standardsign:cos:degrees:axissign:cos:degrees:standardsign:cos:pi-radians:axissign:cos:pi-radians:standardsign:sin:degrees:axissign:sin:degrees:standardsign:sin:pi-radians:axissign:sin:pi-radians:standardsign:tan:degrees:axissign:tan:degrees:standardsign:tan:pi-radians:axissign:tan:pi-radians:standardNOWMix of allRecommended
Question 1 of 8

Calculator allowed

The angle is measured from the positive horizontal axis in the usual anticlockwise direction

The angle is \(135^{\circ}\)

The requested function is \(\sin\)

4 marks

Enter P, Q, R and S for the canonical form (P + Q√R)/S