# Study Guides for MTH 131 at Ryerson University

RYERSONMTH 131Kunquan LanFall

## MTH 131 Quiz: inverse trigs and trig identities

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Instead of writing (cos x)n or (tan x)n, we simply write cosn x or tann x. So, for instance, we write cos2 x for (cos x)2 and tan2 x for (tan x)2. Like
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RYERSONMTH 131Kunquan LanFall

## MTH 131 Study Guide - Midterm Guide: Partition Coefficient, Ryerson University, Solution Set

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Question 1 if sec x = 5, nd cot2 x. Question 2 suppose that log 7 5 = u. 25 log 7 21 in terms of u. Question 3 if a is a constant and limx 2(x3 + ax2 +
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RYERSONMTH 131Kunquan LanFall

## MTH 131 Study Guide - Midterm Guide: Entire Function, Solution Set, Inverse Function

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Solutions: if sec x = 5, find cot 2 x. Solution : there are many ways to do this question, but algebraically it is easiest to use the pythagorean ident
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