Answer Happy

7. Find the values of a and b that make f continuous everywhere. rive the 3 pieces l x−2x2−4​ are cont, x−2 untheir dornain ​(x−2x2−4​ is cort. if x>2. ⇒ oubl need to eheek cost. at x=−1 overypurere encept x= : ⇒−lim​f(x)=a+b=1lim​f(x)=−(2+a+b)⇒a+b=−1