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What is the difference between 'qui' and 'que' in subordinate clauses?

'Qui' and 'que' are relative pronouns, both meaning either 'who' or that'/'which'. The problem is that the French grammar works differently to English grammar when it comes to relative pronouns, meaning a...

Answered by Annie H. French tutor
2005 Views

The point P has coordinates (3, 4) The point Q has coordinates (a, b) A line perpendicular to PQ is given by the equation 3x + 2y = 7 Find an expression for b in terms of a.

y = (7-3x)/2m = -3/2 therefore:Y = 2/3 X + cwhen Y = 4 and X = 3, c = 2therefore b = 2/3

Answered by Dilan P. Maths tutor
3188 Views

How could ionic interactions be used in DNA-RNA hybridisation?

The DNA double helix consists of many hydrogen bonds between the base pairs, but in addition there are negatively charged phosphate molecules as a key component of the sugar-phosphate backbone of DNA stra...

Answered by Mohammed A. Biology tutor
1151 Views

A staircase has n steps. You can scale the stairs by taking steps one or two at a time. How many ways are there to scale the steps?

If there are 0 steps, there is 1 possibility (you are already done).If there is 1 step, there is 1 possibility (you take one step).If there are n steps, your first choice is either 1 step or 2 steps:Choic...

1346 Views

A staircase has n steps. You can scale the stairs by taking steps one or two at a time. How many ways are there to scale the steps?

If there are 0 steps, there is 1 possibility (you are already done).If there is 1 step, there is 1 possibility (you take one step).
If there are n steps, your first choice is either 1 step or 2 steps...

1932 Views

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