Question

Tolong jawabb ya..
Yg no 3 & 4.. pake cara yg benarr ya.. pliss~

Thx yg udh jwb ya..~

Answer 1

3. a. f ( x ) = 2x + 1

b. f ( x + 1 ) = 2 ( x + 1 ) + 1

= 2x + 2 + 1

= 2x + 3

c. f ( 2x ) = 2 ( 2 dikali x ) + 1

= 4x + 2x + 1

= 6x + 1

d. f ( 2x + 1 ) = 2x ( 2 dikali x + 1 ) + 1

= 4x + 2x + 2 + 1

= 6x + 3

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