Q13Comprehension1 Mark25 Feb 2024
Passage
Let V={(x,y,5):x,y∈R}. Define addition and scalar multiplication by (x1,y1,5)+(x2,y2,5)=(x1+x2,y1+y2,5) and c(x,y,5)=(cx,cy,5) for c∈R. Answer the given subquestions with respect to the given information. Is the set V closed under addition?