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Using the quadratics formula find the two solutions to x^2 + 3x + 2 = 0.

x 1 = (-b + (b 2 - 4ac) 1/2 )/2a and x 2 = (-b - (b 2 - 4ac) 1/2 )/2a. So with the values a = 1, b = 3 and c = 2: x 1 = (-3 + (3 2 - 8) 1/2 )/2 and x 2 = (-3 - (3 2 - 8) 1/2 )/2, x 1 = (-3 + 1)/2 = -1 and x ...
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Answered by Rebecca D. • Maths tutor
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Starting with x^2+2x+1=0 use the method of factorising to solve for x.

x 2 +2x+1=0, (x+1)(x+1)=0, (x+1) 2 =0. So x=-1
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Answered by Rebecca D. • Maths tutor
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When should I conjugate the past participle when using the "avoir" auxilary.

When using the auxilary "avoir" the past participle's ending agrees both is gender and number with the direct object only when it is placed before the verbs' subject. Here's an example: Le chat a m...
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Answered by Alice D. • French tutor
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How do I make sure I know all my vocab?

I recommend using study cards. Write down the spanish word on one side and the english word on the other side. Set yourself the task of learning 5 words a day and ask someone to test you.
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Answered by Ellie C. • Spanish tutor
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How do you give yourself the best chance of getting into University?

A personal statement should be tailored to yourself. It should be enticing as a University admissions team is probably bored of reading the same old thing. You should sell yourself to the University and high...
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