Evaluate the Sum Using the Given Information A) 30
B) $5.7$

question 89

Multiple Choice

Evaluate the sum using the given information.
- $$\begin{array} { l } x _ { 1 } = - 5 , x _ { 2 } = 4 , x _ { 3 } = 5 , x _ { 4 } = 3 \text {, and } \Delta x = 0.1 ; f ( x ) = x ^ { 2 } \\\sum _ { i = 1 } ^ { 4 } f \left( x _ { i } \right) \Delta x\end{array}$$

• A) 30
• B) \(5.7\)
• C) \(1.1685\)
• D) \(7.5\)

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Definitions:

Motor Control Circuits

Electrical circuits specifically designed to control the performance and operation of electric motors, including starting, stopping, and speed control.

Hand-off-automatic Circuit

A control circuit configuration that allows an operator to select between manual, off, or automatic operation of a device or system.

Operator

An individual or entity that controls, manages, or manipulates machinery, equipment, or systems.

Pilot Device

A manual or automatic device that provides control input to a more complex system, often used to initiate, modulate, or stop functions.