⇒x2+2−4x−4<0 ⇒x2−4x−2<0 ⇒(x−2)2−(√6)2<0 ⇒{(x−2)−√6)}(x−2+√6)<0 ⇒2−√6<x<2+√6 ⇒2−2.449<x<2+2.449 ⇒−0.449<x<4.449 ∴ In between - 0.445 and 4.449 five values of x lies, i.e. 0, 1, 2, 3, 4. ∴ There are 5 integral solution of inequality.