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Find the stationary points of y = x^3 -3x^2 - 9x +5

A stationary point is a point where dy/dx = 0.First we need to find dy/dx. This is done by differentiating y term by term to get dy/dx = 3x^2 - 6x - 9.Setting this equal to zero, we need to solve 3x^2 - 6...

AS
Answered by Adam S. Maths tutor
6319 Views

Make x the subject 2x+3=3x-1

rearrange by taking away 2 and adding 1

KA
Answered by Katherine A. Maths tutor
3069 Views

Find the values of x: x^2 + 14x + 22 = 4x -2

x2 + 14x + 22 = 4x -2
1) First you should arrange the equation into the format ax2 + bc + c = 0. This gives x2 + 10x + 24 =02) Factorise into (x+n)(x+m) = 0. To work...

GM
Answered by Gemma M. Maths tutor
3258 Views

Define Photosynthesis

Photosynthesis is the process by which plants convert carbon dioxide and water into glucose and oxygen using light. To do this plants need chlorophyll.

JS
Answered by James S. Biology tutor
5536 Views

How do function transformations work?

Typically consists of a rundown of all 6 function transformations in a way which is interactive with the student.

JP
Answered by Jay P. Maths tutor
3322 Views

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