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simplify c^4 x c^3

when multiplying indices you need to add the powers (only if the base number is the same -> need to ensure they are denoted with the same letter) 4 + 3 = 7 therefore the answer is c^7
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Answered by Alice V. • Maths tutor
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simplify (3x^2 - x - 2) / (x^2 - 1)

factorise the top fraction: 3x^2 - x - 2 = (3x + 2)(x - 1) factorise the bottom fraction: x^2 -1 = (x + 1)(x - 1) cancel out the (x - 1) and the final result is (3x + 2) / (x + 1)
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Answered by Alice V. • Maths tutor
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When would you use the subjunctive and how is it formed?

The subjunctive is used as a way to express doubt, possibility, or necessity of an action or situation happening. In a more broad sense it is used in sentences that are not assertions but rather express an u...
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Answered by Ben H. • French tutor
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Can you explain the difference between positive and negative freedoms?

So freedom is one of the core principles within liberalism, and it can be used interchangably (instead of) the word liberty. There are many types of freedoms, such as economic, political and socially - which...
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Answered by Iola P. • Politics tutor
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Two points P(–4, –1) and Q(–8, 5) are joined by a straight line. Work out the coordinates of the midpoint of the line PQ.

First, you must remember what the midpoint formula is for a line with two points. M= ((x 1​ +x 2​ )/2 ​,(y 1 ​+y 2​​ )/2) Then apply it to this question. M= ((-4+-8)/2 , (-1+5)/2) Simplify and solve. M= ((-1...
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Answered by Ellen T. • Maths tutor
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