Answer:
dy/dx = -1/
Step-by-step explanation:
y = 1/x
dy/dx = d/dx(1/x)
=> dy/dx = d/dx(
)
=> dy/dx = -
=> dy/dx = -1/
Pretty sure it’s 16TXI, hope this helps!
Answer: 
Step-by-step explanation:
Let x be the price. 20% (0.20) 7.25% (0.0725)

Answer:
-3x + 8
Step-by-step explanation:
Simplify. combine like terms (terms with the same amount of variables).
Subtract -2x and x: -2x - x = -3x
-3x + 8 is your answer.
~
Answer:
12.50
Step-by-step explanation:
62/5=12.4
60/2=30
5/2=2.5