Approximate the Area Under the Curve and Above the X-Axis $$f ( x ) = 2 x ^ { 2 } + x + 3 \text { from } x = - 2 \text { to } x = 1 ; n = 6$$

question 111

Multiple Choice

Approximate the area under the curve and above the x-axis using n rectangles. Let the height of each rectangle be given
by the value of the function at the right side of the rectangle.
- $$f ( x ) = 2 x ^ { 2 } + x + 3 \text { from } x = - 2 \text { to } x = 1 ; n = 6$$

• A) 7
• B) 9
• C) 11
• D) 13

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Definitions:

Pointer Expression

An expression that involves pointers, which are variables that store memory addresses.

Array Element

An individual value stored in an array, accessible by its index within the array.

Address

A numerical representation of a location in memory where data is stored or where a particular item can be found.

gPtr

A pointer variable, often used in programming to refer to the address of another variable.