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The curve C has a equation y=(2x-3)^5; point P (0.5,-32)lies on that curve. Work out the equation to the tangent to C at point P in the form of y=mx+c

Firstly you should work out the first derivative of the equation y= After differentiating the equation, sub the x value of the point P into the first derivative. This should give you the gradient of the equa...
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Answered by Mohammed R. • Maths tutor
3813 Views

How would I begin revising for the critical essay in the advanced higher English exam?

If you already know the text, I would begin by taking a past paper and going through all relevant questions, summarising how you would answer each one. Set a time limit - you’ll have about 30 minutes to plan...
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Answered by Francis R. • English tutor
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Why can samples of an element have same atomic number but different atomic masses?

This is because the atomic mass of an element is the sum of protons and neutrons. While the proton number is specific for an element, the neutron number can vary for different isotopes of the element. Theref...
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Answered by Francis B. • Chemistry tutor
3795 Views

State the bonding present in diamonds

Covalent bonding
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Answered by Shanali T. • Chemistry tutor
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Write 240 grams as a fraction of 4kg in its simplest form

Firstly, we want to make both measurements in grams. This means that we need to change 4kg (kilograms) to grams. Kilo means 1000, therefore there must be 1000 grams ( kilo gram) in 1kg. If we have 4kg, this ...
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Answered by Jordan K. • Maths tutor
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