16 Evaluate square root of (3)^4 √(−3)4 ( 3) 4 17 Evaluate square root of 45 √45 45 18I know I'm wrong becasue for 34 (g o f) I came out with an imaginary number(2)1−1 函數:設A、B為兩個非空集合,f:A→B為一函數,對於任意x1,x2∈A, 若 x 1 ≠ x 2 ⇔ f ( x 1 )≠ f ( x 2 ),則稱函數 f 為1−1 函數。 (3)合成函數:給定兩個函數 f :A→B與 g :B→C,我們定義 f 與 g
Madasmaths Com Archive Maths Booklets Standard Topics Various Function Exam Questions Pdf