Answer:
D f(x)= e^x+ 5x + 19
Step-by-step explanation:
D f(x)= e^x+ 5x + 19
It has a surface area to volume ratio of 1:1
Substitution or elimination
Answer: 9.4
Explanation: 8.4^2+4.3^2=
70.56+18.49=89.06
square root of 89.06 is 9.437
9.4 rounded off
Answer: 90
Explanation: The pattern is add 3 then the next set is double. [9-6=3 then 18-9=9(or doubled)] and the pattern continues and because 45-42=3 the next number set would be 45 doubles which equals 90.
