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Continue to ChatEx 5.1, 30 - Chapter 5 Class 12 Continuity and Differentiability (Important Question) https://teachoo.com//3776/1816/Ex-5.1--30---Find-a-and-b-such-that-f(x)---5--ax---b--21/category/Chapter-5-Class-12th-Continuity-and-Differentiability/