SOLUTION: Can someone please help me solve this questions 1. Find dy/dx for y = 5x^2 � 6x + 3 2. What is the tangent line to y = 5x^2 � 6x + 3 at (0,3)? 3. If it exists, what is Lim

Question 963782: Can someone please help me solve this questions
1. Find dy/dx for y = 5x^2 � 6x + 3
2. What is the tangent line to y = 5x^2 � 6x + 3 at (0,3)?
3. If it exists, what is Lim (f(3 +h) � f(3)) / h ?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
1.
.
.
2. Slope of the tangent line is equal to the value of the derivative at (0,3).

Use the point slope form of a line,

.
.
3. I'm assuming that

So then,

This is the definition of the derivative at
As a check,

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