268 results for "cos".

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• WordProblem01_NL

Translation to Dutch of

"Given a description in words of the costs of some items in terms of an unknown cost, write down an expression for the total cost of a selection of items. Then simplify the expression, and finally evaluate it at a given point.

The word problem is about the costs of sweets in a sweet shop."

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Transition to university

• Integration by parts

Find $\displaystyle \int x\sin(cx+d)\;dx,\;\;\int x\cos(cx+d)\;dx$ and hence $\displaystyle \int ax\sin(cx+d)+bx\cos(cx+d)\;dx$

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• Differentiation Tutorial

Differentiation of  polynomials, cos, sin, exp, log functions. Product, quotient and chain rules.

From mathcentre.ac.uk

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• Geometry. Right-angled triangle. Lengths given, sin, cos, tan asked for

Lengths in right-angled triangle a provided. sin, cos and tan of angle asked for

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• MATH7025 Differentiation Tutorial

Differentiation of  polynomials, cos, sin, exp, log functions. Product, quotient and chain rules.

rebelmaths

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• Sine, cosine, and area rules

No description given

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• Diff: Quotient rule - differentiate quotient of trig functions

Find $\displaystyle \frac{d}{dx}\left(\frac{m\sin(ax)+n\cos(ax)}{b\sin(ax)+c\cos(ax)}\right)$. Three part question.

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• Leonardo's copy of Exact values for sin, cos, tan (0 to 330, degrees)

multiple choice testing sin, cos, tan of  random(0,90,120,135,150,180,210,225,240,270,300,315,330) degrees

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• Adelle's copy of Create an algebraic expression from a word problem, simplify, and evaluate

Given a description in words of the costs of some items in terms of an unknown cost, write down an expression for the total cost of a selection of items. Then simplify the expression, and finally evaluate it at a given point.

The word problem is about the costs of sweets in a sweet shop.

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• Min_max_v1

Calculate the local extrema of a function ${f(x) = e^{x/C1}(C2sin(x)-C3cos(x))}$

The graph of f(x) has to be identified.

The first derivative of f(x) has to be calculated.

The min max points have to be identified using the graph and/or calculated using the first derivative method.  Requires solving trigonometric equation

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