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Which verbs take être in compound tenses?

At school, I was taught MRS VANDERTRAMP, like most GCSE classes. However, whilst on work experience in France, my host family taught me an extremely catchy song (that I sing to this day!), which I find much ...
AM
Answered by Alexandra M. • French tutor
2592 Views

Solve 3x^2 + 6x – 2 = 0 Give your solutions correct to 2 decimal places.

3x 2 + 6x - 2 = 0 When we have a polynomial with powers of x up to 2 (a quadratic equation) we can apply the quadratic formula : -b ± root(b 2 -4ac)/2a where your equation is in the form ax 2 + bx + c 0 so a...
MS
Answered by Maya S. • Maths tutor
9814 Views

How do I form the subjunctive tense and when do I use it?

Usage It is important to remember that, although in native Spanish the subjunctive tense is used in a huge range of different tenses (eg. pluperfect subjunctive, future subjunctive), for GCSE a grasp of the ...
GC
Answered by Grace C. • Spanish tutor
3010 Views

Why do we use aseptic techniques in laboratories?

Aseptic techniques prevent the contamination of a sample from other bacteria or pathogens. It is important to do this to ensure that the sample we are dealing with remains pure. Microorganisms are in the env...
EB
Answered by Emma B. • Biology tutor
3996 Views

(a) show that 3/10 + 2/15 = 13/30 (b) show that 2 5/8 ÷ 1 1/6 = 2 1/4

(a) In order to add or subtract any fractions, they must first have a common denominator. For this example, I will take this to be 30. Looking at 3/10: in order to change the denomintor to 30, we must multip...
FH
Answered by Florence H. • Maths tutor
7831 Views