Differentiation

Find the derivative of f(x) = 2x²+3.

• 4x
• 4x²
• 3
• 4x+3

Find the derivative of the given equation
f(x) = x³ + x² + 3

• 3x² + 2x
• 3x + 2x 
• 3x + 2x + 3
• x³ + x² 

Find the derivative of the given equation
f(x) = 7

• 7
• 0
• 7x
• 14

Find the derivative of the given equation
f(x) = 1/x²

• 1/2x
• -2x
• 2x
• -2x^-3

The slope of a function is described by its ____________.

• first derivative
• second derivative
• third derivative
• expression

What is the equation of the line tangent to the curve y = x² at x = 1?

• y = 2x + 1

• y = 2x - 1

• y = -2x + 1

• y = x - 1

What is the equation of the line tangent to y= x²+2x-1 at x=1?

• y=2x
• y=4x-2
• y=4x
• y=2x-2

• a=1/2 , b=-1/3

• a=3/2, b=-1/2

• a=1/3, b=-1/2

• a=2 ,b=-2