Top answers

Find the stationary point of 3x^2+7x

dy/dx=6x+7 6x+7=0 x=-7/6 Sub back into original equation; y=98/6
HS
3073 Views

Solve the simultaneous equations; 3x+2y=11 and 2x-2y=14

2y=11-3x and 2y=2x-14 11-3x=2x-14 25=5x thus x=5 3(5) +2y=11 2y=-4 thus y=-2
HS
Answered by Harrie S. • Maths tutor
7602 Views

What is the Bill of Rights?

The Bill of Rights is a document comprising of the first ten amendments to the US Constitution, published by James Madison in 1789. These ten amendements are the basis for the Protection of Individual Rights...
DG
3137 Views

Critically discuss the strengths and weaknesses of Kantian Ethics

Kant sought to provide the moral agent with an intrinsic, deontological, universal system of ethical rules to follow in all situations, in order to work out the correct moral action to take. His ethical syst...
BG
11377 Views

During succession the species present changes. Explain why.

The pioneer species (or any other species) changes the environment, making it less hostile. Also some species are better competitors and out-compete others.
AB
Answered by Alfie B. • Biology tutor
9026 Views