Answer:
The answer is D
Step-by-step explanation:
Answer:

Step-by-step explanation:
Consider the curve 
Differentiate with respect to 

( Use
)
Slope of normal curve is given by 
Slope of normal curve = 
To find slope of normal curve at point
,put
in 
Slope of normal curve at point
= 
Answer: a
Step-by-step explanation:
15.00x13.00=195
3x15.00=45.00
15x10.00=150.00
150.00+45.00=195.00
(3x(a)-6x)- (6a-12) Multiply the outside with the inside