Printable worksheet ยท 4 of 4
A cubic changes sign through its central root - Paper 4
Read the information, then answer the questions. An adult may read the instructions aloud. Show your working where asked.
Read before answering
Function y=5x^3. Use x=-2,-1,0,1,2 and plot coordinate values on equal scales. Compare it with y=1/x, which is not defined at x=0.
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