Question

Please help me with explanation and no links!

Answer 1

(q°r)(2)=7

(r°q)(2)=3

Explanation:

(q °r)(2)= q(r(2))= q(
`√(2+2)`)=q(
`√(4)`)=q(2)=2^2+3= 7

(r°q)(2)=r(q(2))=r(2^2+3)=r(7)=
`√(7+2)`=
`√(9)`=3