Number of results: 6

**Math11U**

Determine the maximum or minimum value. Use at least two different methods. y=3x(x-2)+5

*July 18, 2010 by Katya*

**Math11U**

Cos^2(theta)-3csc(theta)+2 divided by csc(theta)-1

*July 21, 2010 by Kitkat*

**Math11U**

A surveyor in an airplane observes that the angle of depression to two points on the opposite shores of a lake are 32 and 45 degrees, respectively. What is the width of the lake to the nearest metre, at those two points?

*July 21, 2010 by Kitkat*

**Math11U**

A Pythagorean Triple is a set of integers that satisfy the Pythagorean Theorem, c squared= a squared + b squared. 3,4,5 and 5,12,13 are just two of many examples. Find another, that is not a multiple of the one of the two given, using the following formula. n squared- m ...

*July 25, 2010 by Kitkat*

**Math11U**

A company has been selling 1200 computer games per week at $18 each. Data indicates that for each $1 price increase, there will be a loss of 40 sales per week. It costs $10 to produce each game. a) State the revenue function b) State the cost function c) State the profit ...

*July 18, 2010 by Katya*

**Math11U**

Simplify each trigonometric expression a) Sin(theta)Cot(theta)-Sin(theta)Cos(theta) c)(sin x + cos x)(sin x - cos x)+ 2 cos(squared)x

*July 19, 2010 by Katya*

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