Evaluate the Expression $\frac { - ( - 1 ) \pm \sqrt { ( - 1 ) ^ { 2 } - 4 ( 2 ) ( - 7 ) } } { 2 ( 2 ) }$

question 121

Essay

Evaluate the expression. $\frac { - ( - 1 ) \pm \sqrt { ( - 1 ) ^ { 2 } - 4 ( 2 ) ( - 7 ) } } { 2 ( 2 ) }$

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Definitions:

High-low Method

An approach in cost accounting to determine variable and fixed charges, based on analyzing the activity's minimum and maximum levels.

Job-Order Costing

A costing system used in situations where many different products, jobs, or services are produced each period.

Process Costing

A costing method used when essentially homogeneous products are produced on a continuous basis.

Cost Reconciliation Report

A financial report that reconciles the estimated, budgeted, or standard costs with the actual costs incurred.