Pls help me it detects if it’s right or wrong

Nellie is analyzing a quadratic function f(x) and a linear function g(x). will they intersect? f(x) g(x) graph of the function f of x equals one half times x squared, plus 2 x g(x) 1 5 2 10 3 15

The least common multiple is the multiple, other than 0, common to sets of multiples.

Convert the density of surface sea water to metric tons/cubic meter