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Maths
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Work out the value of 27 ^-2/3

In order to answer this question we should first break it down into simpler parts.

Using the law of indices we can start this process.

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DW
55478 Views

Multiply and simplify the following: (x-8)^2

With these questions, I always think how to write out the expression in terms that are more simple to understand:
I would write out the expression as '(x-8)(x-8)' which really shows what the power of...

MS
Answered by Myles S. Maths tutor
11514 Views

Solve 3y^2 – 60y + 220 = 0 using the quadratic formula:

when a quadratic equation isn't able to be solved using factorisation, the quadratic formula can be used, which has the general formula of ** **. The letters in the formula represent the coefficients in t...

OC
Answered by Olivia C. Maths tutor
3332 Views

Find the location and nature of the turning point of the line y=-x^2+3x+2

Location is placed where the gradient is 0.Differentiate the line to get dy/dx = -2x + 3 and set it equal to zero.2x = 3 therefore x = 1.5.Plug back into the line equation to find the coordinate. y = -(1....

ER
Answered by Euan R. Maths tutor
4083 Views

Integrate x^2 + 2x + 5x^-1

Answer: (x^3)/3 + x^2 +5 ln (x) .

JA
Answered by John A. Maths tutor
3534 Views

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