Pick the right expression

Exercise and reference answers

Questions

1. Question

   Area of a vertical elementary strip

   Choices

   1. y dx
   2. x dy
   3. dx dy

   Correct choice

   y dx

2. Question

   Area of a horizontal elementary strip

   Choices

   1. y dx
   2. x dy
   3. dx dy

   Correct choice

   x dy

3. Question

   Height of a vertical strip under a curve

   Choices

   1. f of x
   2. f of y
   3. f of A

   Correct choice

   f of x

4. Question

   What is taken when the integral comes out negative

   Choices

   1. Absolute value
   2. Half the value
   3. Twice value

   Correct choice

   Absolute value

Instructions

Tap the expression that fits the description.

Explanation