examday

tmua.me papers

tmua.me Medium Set D Paper 1 · Q16

Paper 1Functions & graphsAlgebra

For 1≤x<41\leq x<4, the function ff is defined by

f(x)=(x2−4x)(x2−4x+6).f(x)=(x^2-4x)(x^2-4x+6).

Which inequality describes the complete set of values of y=f(x)y=f(x)?

A−9≤y≤0-9\leq y\leq0
B−9<y<0-9<y<0
C−8≤y<0-8\leq y<0
D−9≤y<0-9\leq y<0
Ey≥−9y\geq-9

Read the questions freely. Sign in to check your answer, see the worked solution and save your progress.

Sign in to check your answerPractise the whole paper →