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The size of two of the three angles in a triangle are 40 degrees and 70 degrees. What is the special name given to this triangle?

It is an isosceles triangle. We know this because 40 + 70 = 110. So we take away 110 from 180 (The sum of the three degrees in a triange) to give us the degree of the last angle, which is 70. Since we have t...
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Answered by Natalie R. • Maths tutor
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Describe the process of an action potential through a neuron

A stimulus (e.g. change in temperature, pain, etc.) results in the depolarisation of the membrane of the neuronal cell body. This depolarisation causes the membrane potential to rise from resting potential (...
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Answered by Emily C. • Biology tutor
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What are the steps involved in the reflex pathway that would cause you to automatically move your hand off of a hot surface?

Heat is sensed by temperature receptors in the skin of the hand. The signal generated by the receptors in response to heat travels along a sensory neurone to the spinal cord. The signal causes the release of...
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Answered by Sian V. • Biology tutor
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How would we evaluate (1/3)^-3/2 ?

When evaluating more complex exponentials it is helpful to break them up into smaller steps. so when we are aproched with (1/3) -3/2 we should first look at the effect that the negative sighn has on the frac...
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Answered by Riley R. • Maths tutor
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Fnd ∫x^2e^x

Intergration by parts (IBP). - This accours every time you have a mulitplication in an intergral. This quesion wants you to find the area under the graph x 2 e x . For any intergration by parts question simp...
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Answered by Rachel B. • Maths tutor
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