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In a right angle triangle (where angle ABC is 90 degrees), you are given that angle /_ ACB is 14 degrees and length "AB" is 4. Find the length of "BC".

Using SOH CAH TOA, and labelling each side of the triangle, we see that we are using "TOA". We have the following: tan(14)=4/"BC". Rearranging for "BC", we get the following: &q...
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Answered by Andreas W. • Maths tutor
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How do I know when to use the subjunctive mood? - A Level question

One of the easiest ways to spot whether you might need the subjunctive is when you see the word 'que', as this usually comes after phrases which trigger the subjunctive.Of course, this word is used a lot in ...
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Answered by Emily E. • French tutor
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Fill in the gaps with the appropriate pronoun.

Fill in the gaps with the appropriate pronoun: me / ma /de / d' / l' / l’/ une / n’/ l’ / de / mon / lui L'asile vieillards est à Marengo, à quatre-vingts kilomètres Alger. Je prendrai autobus à deux heures ...
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Answered by Léna P. • French tutor
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The pancrease secretes protease enzymes. How do organelles within a cell work together to PRODUCE and RELEASE these protein molecules from the cell?

The nucleus contains the gene that codes for the enzyme and is where transcription happens to produce mRNA . The mRNA leaves the nucleus and attaches to a ribosome on the rough endoplasmic reticulum. The rib...
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Answered by Jessica E. • Biology tutor
15546 Views

Factorise the following- A) 4x+12xz. B) 3xy + 6y d) 4A^2B^2+ 8AB^2 +16AB^3

A) Firstly look at what is common - X and the number 4. Take these out the bracket . Then think what you have left and place that in the inner bracket. 4x(1+3z) B) Again this is similar to the first one- Y a...
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Answered by Hannah C. • Maths tutor
3273 Views