Question

If F = 18 and V = 10, then find the value of E in Euler’s formula.

Answer 1

We know that,

$V+F–E=2$

$\Rightarrow 10+18–E=2$

$\Rightarrow 28–E=2$

$\Rightarrow E=28–2=26$

Hence, the required value of E = 26