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Describe your family (5 marks)

Five marks requires five main points with detail and development. In simpler terms, make each new point about your family member, and then say something interesting about them. That coul...

GJ
Answered by Georgia J. Mandarin tutor
3488 Views

The point A lies on the curve with equation y=x^0.5. The tangent to this curve at A is parallel to the line 3y-2x=1 . Find an equation of this tangent at A. [5 marks]

Differentiate equation

dy/dx=0.5*x-0.5

Gradient is the same as the second equation

2/3=0..5*x-0.5 

Solving this ...

AM
Answered by Arnold M. Maths tutor
6099 Views

Describe the bonding and structure in solid sodium chloride

It is a giant lattice structure. Sodium ions (Na+) are positively charged and chloride ions (Cl-) are negatively charged. There is ionic bonding between - strong electrosatic forces of attraction between ...

AK
Answered by Arushan K. Chemistry tutor
7018 Views

When and where should I modulate in a Bach Chorale harmonisation?

A really good way to help yourself with every step of Bach Chorales is to write out a chart of all the notes that the home key, and any keys that you modulate to. This will help make sure you can easily s...

JW
Answered by Jenny W. Music tutor
7627 Views

Breifly describe the cohesion-tension theory in plants?

  1. Water evaporates from the cells and leaves the plant once the stomata open,

  2. This creates a suction which pulls more water into the leaf

  3. As water is cohesive d...

BQ
Answered by Brendan Q. Biology tutor
29506 Views

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