Identify the function whose graph is a V-shaped curve opening upwards with its vertex…

MATHEMATICS · Single correct · GCSE · Mathematics · Algebra · Algebra

Problem

Identify the function whose graph is a V-shaped curve opening upwards with its vertex at the origin. (a)

f(x)=x^{2}

(b)

f(x)=|x|

(c)

f(x)=-|x|

(d)

f(x)=x