Answer:
f(x)=13x[+4. that one is the Correct answer. I hope it help.
Answer:
a. p(x<= 5) = .15 + .4 + .25 = .8
C. .4(4.2) = 1.68
5.4(1-.4) = 3.24
3.24 + 1.68 = 4.92 ,, 4.92 > 4.55 so short is better
Step-by-step explanation:
Area = length x width
so times the two fractions and your answer is tbe area