Let a be an angle in standard position whose terminal side is in the second quadrant and 7 for which tan(a) 8° (a) Determine one valid point on the terminal side of . Point = (O.0) (b) Find sin(a) =

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Q: Express tan(t) in terms of sin(t), if the terminal point determined by t is in Quadrant II.

A: We know the trigonometric relation that,            tan(t) = sin(t)cos(t)

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Q: – 5) Simplify sin (t to a single trig function using the sum or difference of angles identity.

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A: Half- Angle formula is given bysinθ2=±1-cosθ2

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Q: xpress tan t in terms of sin t, if the terminal point determined by t is in Quadrant I

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Q: 1. Find the exact value of sin 225° as a sine of the difference of two angles.

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Q: if sin 70°=cos x where x is the measure of an acute angle then x =

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A: Given: sin A=45 and A lies in second quadrant. sin B=-513 and B lies in third quadrant.

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.