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Differentiate x^2+6x+1

All we do here is break down into three parts: x 2 , 6x & 1.x 2 becomes 2x as we multiply by the power and then decrease the power by one.6x becomes 6 and 1 becomes 0.So alltogether we have2x+6
SI
Answered by Samuel I. Maths tutor
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Perform a feminist reading of Frida Kahlo's 'The Two Fridas'

The two Frida’s are linked by a shared heart that has been pierced and is bleeding. I read this painting as speaking to the effects that patriarchal institutions have on the way women lead their lives. Kahlo...
NH
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How can I quickly get to grips with a historical source in an exam?

When time is sparse, the best way to distinguish what the source is telling us to read it once and pick out three seperate lines from it. After doing this, look at each one and describe what each line is lit...
EW
Answered by Erin W. History tutor
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find the definite integral between limits 1 and 2 of (4x^3+1)/(x^4+x) with respect to x

first notice the integral is in the form f'(x)/f(x), and indefinite integrals of this form are ln|f(x)|+c. therefore the integral is [ln|x 4 +x|] between limits 1 and 2. subbing in limits gives ln|2 4 +2|-ln...
TD
Answered by Tutor22645 D. Maths tutor
4766 Views

How to balance a chemical equation.

Balancing chemical equations can seem tricky at first, especially when starting out. But by following an order it becomes a quick and easy task. For the sake of this question, we'll balance this equation: C ...
YM
Answered by Youssef M. Chemistry tutor
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