Which function is represented by the graph?me. i understand functions i just dont understand the "if" parts

The correct answer is third function 2x if x<0 anf 4 if X≥0

The function 2x worth for domain x<0 ( or has domain x<0)

The function 4 is linear graph parallel with x axis and worth for domain x≥0

Good luck!!!

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step-by-step explanation:

just for that im not answering

b) 1/3 * 1/5

step-by-step explanation:

each smallest part is 1/15 since the written one is 1/5 and it's divided by 3 equal parts. (1/5 )/3 = 1/15 = 1/3 * 1/5