exam Maths Puzzle Numerical Ability

if f(x)=3x+7 what is f(-4)

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exam Other Question

Give the domain and range of the relation.
x y
5 11
6 13
0 0
-8 -15 A monument is made in the form of a right pyramid with a regular hexagon as a base. Each base side is 5m and the slant height is 30m. If the monument is to be covered by metal, h