Top answers

Solve x^(-1/4) = 0.2

Get both sides in similar forms to make it easier to solve.1/x 1/4 = 1/5x 1/4 = 5x = 5 4 = 625
SE
5627 Views

A curve has equation y = ax^2 + 3x, when x= -1, the gradient of the curve is -5. Work out the value of a.

The gradient of a curve at a point is given by dy/dxDifferentiate the equationplug in the valuesdy/dx = 2ax + 3x = -1, dy/dx = -5-5 = 2a*-1 + 38 = 2aa = 4
SE
6276 Views

How should I approach an essay title that I find particularly challenging.

The first thing to remember with essay titles is that the question will most likely make a statement and ask you to what extent you agree or disagree with it. For example; "the ideals of freedom and opp...
RC
Answered by Rebecca C. • English tutor
2438 Views

Sources: How do I analyse and understand a source?

The evaluation and critique of sources is part of the foundation of historical understanding, as a result, sources are extensively used throughout the GCSE and A Level programmes. At GCSE level, source paper...
CD
Answered by Cordelia D. • History tutor
4049 Views

How should I use the passive voice in Spanish?

The passive voice is a part of Spanish grammar that can be deceptive for English speakers. At the basic level, the passive voice in English and Spanish are very similar in grammatical structure: ser + el par...
EM
Answered by Eilidh M. • Spanish tutor
2478 Views