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The objective of the question is to find an answer to x = ?, where ? is a number.
Start by 'moving' all the x's to one side of the equals sign and all the numbers to the other. This can be done by ...
Firstly, expand out the first bracket - 4x - 8 - 2(3 - 5x) Then the second bracket (remember a minus x a minus = a positive) - 4x - 8 - 6 + 10x
Then finally group the like terms to...
This question might look hard but can be easily answered by breaking it down into steps and remembering a few key things. The first step is to recognise that the question is mentioning a stationary point ...
This question is asking us to make x the subject, so we’re aiming to end up with just x on its own on one side of the equation. Firstly, we need to get rid of the x on the bottom of the right-hand side, s...
4cos2 x + 7 sinx - 7 =0 we know that sin2 + cos2 = 1 so 4(1-sin2x) + 7sinx -7 = 0 if we times out the brackets -4sin2x + 7 sinx -3 =0 4sin2JPAnswered by Jo P. • Maths tutor3720 Views
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