Number of integral values of x for which 8+2x−x2>6−3x is true is
8+2x−x2>6−3x We must have 8+2x−x2≥0
⇒ x∈[−2,4]-----(1) We must have 6−3x≥0
⇒ x≤2-----(2)⇒ 8+2x−x2>36+9x2−36x⇒ 5x2−19x+14<0⇒ (5x−14)(x−1)<0⇒ x∈1,145-----(3)
by (i) and (ii) and (iii) x∈(1,4]