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Solve the equation (2x-1)/3 + (x+2)/2 +x/6 = 8

The first thing you want to do is to get rid of the fractions,Multiplying everything by 6 will help you do this You must multiply every fraction by 6 and also everything you do to the left hand side, you mus...
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Answered by Niamh M. • Maths tutor
6307 Views

given that f(x) = x^4 + 2x, find f'(x)

This is a simple differentiation question where we just differentiate by taking the power of the x and bringing that in front as a constant and then taking 1 off the power. So for the first term, x^4, we bri...
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Answered by Sheheryar F. • Maths tutor
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Tus opiniones sobre tu vida en el colegio

This is a basic GCSE writing question that surfaces time and time again. In 90 words this can be broken down intoYour day to day routine in the school mentioning your timetableWhat you do in each classYour f...
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Answered by Caolan S. • Spanish tutor
2739 Views

A curve has an equation y=3x-2x^2-x^3. Find the x-coordinate(s) of the stationary point(s) of the curve.

The very first step in solving this problem is understanding that a stationary point is where the derivative of the curve, dy/dx (or in Newton’s notation y’), is equal to zero. This is because at stationary ...
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Answered by Callum G. • Maths tutor
5781 Views

List three differences and three similarities between eukaryotic and prokaryotic cells

Prokaryotic cells:-contain naked DNA-contain 70S ribosomes-Are much smaller than eukaryotic cellsEukaryotic cells:-Have compartmentalisation-Contain mitochondria / chloroplasts-Contain 80s ribosomesSimilarit...
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Answered by Beatriz L. • Biology tutor
2574 Views