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Solve 7x+6>1+2x

For this such question, we need to find what values x can be. We need to get all the terms containing x one side of the equation and all the other terms on the other side then isolate x. To do this, we must ...
AM
Answered by Annie M. • Maths tutor
6940 Views

a) i) find dy/dx of y = 3x^4 - 8x^3 - 3 ii) then find d^2y/dx^2 b) verify that x=2 at a stationary point on the curve c c) is this point a minima or a maxima

So the first step is to find the first differential of yTo do this we simply have to differentiate:so with C being our coefficient, n being the power that x is.we need to reduce the power of x by 1, whilst m...
CM
Answered by Charlie M. • Maths tutor
3697 Views

What is juxtaposition and how is it used in a text?

Commonly juxtaposition is thought to be two things that contrast with one another in a text, however it actually means for two subjects to sit side by side in 'juxta' position, and therefore does not necessa...
CF
4339 Views

Solve simultaneously. x^2+y^2 = 25 ; y - 3x = 13

y = 3x + 1310x^2 + 78x + 169 = 2510x^2 +78x +144 = 0(5x+24)(2x+6) = 0x = -24/5 or -3y = -7/5 or 16
BH
Answered by Ben H. • Maths tutor
3146 Views

How do I structure an exam style answer to a question?

The best way to structure an answer to include all of the components necessary for a strong argument is by using the SEA structure which is short for: statement, evidence, analysis. So, to start the answer i...
CF
10128 Views