C3 Chapter 5

Descripción

A Levels (Core 3) Maths Test sobre C3 Chapter 5, creado por Shanie Dickens el 25/09/2014.
Shanie Dickens
Test por Shanie Dickens, actualizado hace más de 1 año
Shanie Dickens
Creado por Shanie Dickens hace alrededor de 12 años
37
2

Resumen del Recurso

Pregunta 1

Pregunta
y=|f(x)| means that...
Respuesta
  • all y values are positive.
  • all y values are negative.
  • all x values are positive.
  • all x values are negative.

Pregunta 2

Pregunta
For y=f(|x|) you draw the graph for 0<x and then...
Respuesta
  • reflect this in the y axis.
  • reflect this in the x axis.
  • reflect in the line y=x.
  • reflect in the line y= -x

Pregunta 3

Pregunta
f(x+a) is...
Respuesta
  • a horizontal translation of -a.
  • a vertical translation of a.
  • a horizontal stretch of scale factor 1/a.
  • a vertical stretch of scale factor a.

Pregunta 4

Pregunta
f(x)+a is...
Respuesta
  • a horizontal translation of -a.
  • a vertical translation of a.
  • a horizontal stretch of scale factor 1/a.
  • a vertical stretch of scale factor a.

Pregunta 5

Pregunta
f(ax) is...
Respuesta
  • a horizontal translation of -a.
  • a vertical translation of a.
  • a horizontal stretch of scale factor 1/a.
  • a vertical stretch of scale factor a.

Pregunta 6

Pregunta
af(x) is...
Respuesta
  • a horizontal translation of -a.
  • a vertical translation of a.
  • a horizontal stretch of scale factor 1/a.
  • a vertical stretch of scale factor a.
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