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Write down the next two terms in the sequence: 14, 17, 20, 23, ...

26 29
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Answered by Matthew C. • Maths tutor
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Simplify: x + xy + y + yx + x

x + xy + y + yx + x = 2x + y + 2xy
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Answered by Matthew C. • Maths tutor
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Simplify: 4 - 2x + x2 + 2x + 4

4 - 2x + x 2 + 2x + 4 = x 2 + 8
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Answered by Matthew C. • Maths tutor
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Simplify: 4x + 5y + 6x -7y

10x - 2y
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Answered by Matthew C. • Maths tutor
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Shape ABCD is a parallelogram. Y is the mid-point of AB and Z is on BC such that BZ=1/2ZC. Given that AB=a and BC=b, describe, in terms of a and b: a) AC b)CY c)YZ

a) AC = a + b b) CY = -b -1/2a c) YZ = 1/2a + 1/3b
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Answered by Matthew C. • Maths tutor
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