Maths

Question 1

y = af(x)

Answer 1

Vertical stretch s.f. a

Question 2

y = f(x) + a

Answer 2

Vertical translation a

Question 3

y = -f(x)

Answer 3

Reflection in x

Question 4

y = f(ax)

Answer 4

Horizontal stretch, s.f. 1/a

Question 5

y = f(x+a)

Answer 5

Horizontal translation -a

Question 6

y = f(-x)

Answer 6

Reflection in y