Hello,
dy/dx=4==>dy/y=4dx==>ln(y)=4x+C
==>y=k*e^(4x)
if x=0 y=4==>4=k*e^(4*0)==>k=4
==>y=4*e^(4x)
Answer A (with parenthesis!!!)
Answer:
A. and D.
Step-by-step explanation:
A) -2
Explanation on pictures
For step 3 where it says Simplify the only thing it has is -2
Answer:
You will get x = 7
Step-by-step explanation:
2(3x + 1) = 9x - 19
6x+2 = 9x - 19
-6x. -6x
2 = 3x-19
+19 +19
21 = 3x
÷3. ÷3
x = 7