AP Calculus ABmediummcq1 pt
If f prime of x is greater than 0 on an interval, then f is:
A.Concave up
B.Concave down
C.Increasing
D.Decreasing
Explanation
Core Concept
When the first derivative is positive, the function is increasing. This is the First Derivative Test for monotonicity.
Correct Answer
CIncreasing
More Unit 5: Analytical Applications of Differentiation practice questions
- hardAt which points does the curve $x^2+xy+y^2=7$ have a vertical tangent line?
- hardFor the curve $x^3+y^3=6xy$, what is $\dfrac{dy}{dx}$?
- mediumAt which points does the curve $x^2+y^2=25$ have a horizontal tangent line?
- mediumWhat is the slope of the line tangent to $x^2+y^2=25$ at the point $(3,4)$?
- easyIf $x^2+y^2=25$, then $\dfrac{dy}{dx}=$
Practice more AP Calculus AB questions with full explanations
Practice Unit 5: Analytical Applications of Differentiation Questions →