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9.1

Angle in standard position

9.2

Coterminal angles

9.3

Reference angle

9.4

Find the exact value of trigonometric ratios

9.5

ASTC rule in trigonometry (All Students Take Calculus)

9.6

Unit circle

9.7

Solving first degree trigonometric equations

9.8

Determining non-permissible values for trig expressions

9.9

Use sine ratio to calculate angles and side (Sin = $\frac{o}{h}$ )

9.10

Use cosine ratio to calculate angles and side (Cos = $\frac{a}{h}$ )

9.11

Use tangent ratio to calculate angles and side (Tan = $\frac{o}{a}$ )

9.12

Combination of SohCahToa questions

9.13

Law of sines

9.14

Law of cosines

9.15

Sine graph: y = sin x

9.16

Cosine graph: y = cos x

9.17

Tangent graph: y = tan x

9.18

Cotangent graph: y = cot x

9.19

Secant graph: y = sec x

9.20

Cosecant graph: y = csc x

9.21

Quotient identities and reciprocal identities

9.22

Pythagorean identities

9.23

Sum and difference identities

9.24

Double-angle identities

9.25

Word problems relating ladder in trigonometry

9.26

Word problems relating guy wire in trigonometry

9.27

Other word problems relating angles in trigonometry

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We have 1338 practice questions in Pre-Calculus for you to work through.

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