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Category: Relation and Functions

Let-f-D-R-be-defined-as-f-x-x-2-2x-a-x-2-4x-3a-where-D-and-R-denote-the-domain-of-f-and-the-set-of-all-real-numbers-respectively-If-f-is-surjective-mapping-then-the-range-of-a-is

Question Number 33815 by rahul 19 last updated on 25/Apr/18 Letf:DRbedefinedasf(x)=x2+2x+ax2+4x+3awhereDandRdenotethedomainoffandthesetofallrealnumbersrespectively.Iffissurjectivemappingthentherangeofais?$$\left.{a}\right)\:\mathrm{0}\leqslant{a}\leqslant\mathrm{1}…