100 Under $100: One Hundred Tools for Empowering Global Women

100 Under $100: One Hundred Tools for Empowering Global Women

Matematika Fungsi f : x→2x + 3. Jika nilai f(a) = 17, maka nilai dari a adalah…​

Fungsi f : x→2x + 3. Jika nilai f(a) = 17, maka nilai dari a adalah…​

Jawaban:

F(x) = 2x + 3

F(a) = 2(a) + 3 = 17

         2a + 3 = 17

         2a = 17 - 3

         2a = 14

           a = 14/2

           a = 7

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