sketch the graphs of the equations in 3-dimensions by using the fact that it is a surface

Question

i) x = (y+3)^2 + z^2

ii) y = 4exp^x

iii) z = |cos y|

 

please show the coding involve in matlab software. thanks a lot!

Answer 1

f(x)=−15  (x+2) 2−3

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sketch the graph of the quadratic function. give the vertex and axis of symmetry

select

Answer