Search our library of homework questions

Top answers

All subjects

All levels

Solve the following simultaneous equation: 1) 2x=y-5, 2) 2y^2=4x^2+4x-15

The most instinctual method one would go by is to rearrange the terms so that one side of the equation will be equal to either x,y, or zero. In this case to avoid fractions it may be best to rearrange the...

Answered by King-Ting L. • Maths tutor

3186 Views

Explain pieces of evidence that support the theory that mitochondria evolved from bacteria?

Mitochondria are one of the three eukaryotic organelles that have a double membrane (along with chloroplasts and the nucleus), two of which are believed to have evolved from bacteria (mitochondria from Pr...

Answered by Angus L. • Biology tutor

14763 Views

You are making a list of the different ways you could travel in Germany. Make a list in German of four more types of transport. Example: Straßenbahn

Das Fahrrad, der Zug, das Schiff, die U-Bahn

Answered by Petra C. • German tutor

1635 Views

How do you factorise a quadratic?

A quadratic equation is something that looks like this: ax²+bx+c. FACTORISING a quadratic means to put this equation in the form (dx+e)(fx+g). For example, take the equation x²+5x+6....

Answered by Ethan B. • Maths tutor

3204 Views

What factors affect the rate of conduction of an action potential (AP) down a neurone?

MYELINATION

A lipid myelin sheath is wrapped around the axon of the neurone in SEGMENTS. Only the parts of the axon exposed contain Na/K channels that will participate in the conducti...

Answered by Fahad A. • Biology tutor

4372 Views