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16 votes
16 votes
Find the value of f(5) if

f(x) = {2x - 7, x51
13x + 4, x > 0

A) -5
B) 7
C) 3
D) 19

Find the value of f(5) if f(x) = {2x - 7, x51 13x + 4, x > 0 A) -5 B) 7 C) 3 D-example-1
User Wibeasley
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1 Answer

20 votes
20 votes

According to the given composite figure, when x = 5, we have to evaluate the expression 3x+4, so


f(5)=3(5)+4=15+4=19

Hence, the answer is D.

User Avihu Turzion
by
3.0k points