Choose the One Alternative That Best Completes the Statement or Answers

question 130

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
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.
- $$f ( x ) = 2 x ^ { 2 } + x + 3 \text { from } x = 0 \text { to } x = 6 ; n = 6$$

• A) 200
• B) 221
• C) 211
• D) 230

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Definitions:

Deltoid

A large, triangular-shaped muscle that covers the glenohumeral joint and gives the shoulder its rounded shape, responsible for arm abduction.

Pronator Teres

A muscle in the forearm that helps rotate the arm inward and bend the forearm at the elbow.

Subscapularis

A muscle in the shoulder that is part of the rotator cuff, responsible for medially rotating the arm.

Brachialis

A muscle in the upper arm that flexes the elbow joint, positioned beneath the biceps.