Skip to content
free
K
1
2
practice
Home
Math
English
Science
Social Studies
Contact
Language
English
Español
Sign In
/
Math
/
Calculus II
/
Exponential Growth and Decay Models
Worksheet
Grade Level
Calculus II
CAL2.83 Exponential Growth and Decay Models
0%
Skill Level
🔴 Hard
00:00
Progress to Next Level
25% to Medium
Easy
Medium
Hard
Mastery
100%
A solution of dy/dt = 0.5y has y(0) = -4. Which statement is correct?
A
y(t) = 4e^(0.5t), so it becomes positive immediately
B
y(t) = -4e^(0.5t), so it remains negative while its magnitude grows
C
y(t) = -4 + 0.5t, so it crosses zero
D
No solution exists because y(0) is negative
Submit Answer