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Solve for x, 5sin(x) - 3cos(x) = 2 , in the interval 0<x<2pi

5sin(x)-3cos(x)=2

Express in the form Rsin(x-@) = Rsin(x)cos@ - Rcos(x)sin@

Rcos@ =5

Rsin@ = 3    

tan@ = 3/5           @=tan-1(3/5)= 0.540

R = sqrt(52 <...

SM
Answered by Stefan M. • Maths tutor
4593 Views

Evaluate a constraint on Economic growth and development. (8)

Definition: Economic growth is a long-term expansion of the productive potential of the economy.

Chain of Argument:

↑Primary Product dependency → ↓Terms of ...

JB
Answered by Jacob B. • Economics tutor
6871 Views

Describe and explain how an action potential is generated (6 marks)

  1. The membrane is at resting potential, -60mV inside compared to outside. It is polarised. 2. Na+ ion channels open and some Na+ ions diffuse into the neurone. 3. The membrane
    RE
    Answered by Rokshan E. • Biology tutor
    12015 Views

Use implicit differentiation to find dy/dx of: 2(x^2)y + 2x + 4y - cos((pi)y) = 17

Tackle this problem one part at a time: First differentiate 2x2y using the product rule, showing dy/dx(2x2y) = 4xy + 2x2(dy/dx). After this, the remainder of the question ...

NE
Answered by Nick E. • Maths tutor
5751 Views

What is the difference between EMF and Voltage?

EMF stands for the Electromotive Force and it can be defined in a few ways:

1. It's the potential across the terminal ends of a cell.

2. Or...

FG
Answered by Francisco G. • Physics tutor
2124 Views

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