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The line L has equation y=5-2x. Find an equation of the line perpendicular to L, which passes through the point P (3,-1).

The gradient of the line L is -2 so the gradient of the line perpendicular to L will be the negative reciprocal of -2 which is 1/2.The equation of the line perpendicular to L will be y=mx+c where m is the...

Answered by Katie N. • Maths tutor

9711 Views

Choisissez la bonne conjugasion da la phrase suivante;

Bien qu'elle soit certaine de les avoir faits, le professeur ne croit pas que Sophie; a fait ses devoirs fait ses devoirs ait fait ses devoirs

Answered by Glen O. • French tutor

2306 Views

Suggest why some animals (such as snakes) can go for longer periods of time without eating, than humans?

Firstly it is important to understand that food is metabolised and that produces the energy needed for bodily fuctionsThere could be a number of reasons for animals going a longer time without eating:1 - ...

Answered by Jack C. • Biology tutor

3129 Views

How to answer an exam question such as "how might action potential transmission be affected by multiple sclerosis, a nervous system disease characterised by damage to neuronal myelin sheaths"

5 marking points to hit:Transmission of action potential will be slower in neurons with damaged myelin sheaths (1) because myelin is an electrical insulator (2) so increases the speed of action potential ...

Answered by Rebecca A. • Biology tutor

5443 Views

What is product rule differentiation?

Product rule differentiation, is a form of differentiation which is used to calculate the derivative, i.e. the gradient of the function, of a function f(x) which is made up of one function g(x) multiplied...

Answered by Thomas F. • Maths tutor

4530 Views