fx-570ES PLUS / fx-991ES PLUS User's Guide

CASIO Computer Co., L. fx-570ES PLUS / fx-991ES PLUS User's Guide.

Type

Web resource

Intellectual base

Web

Link

https://support.casio.com/pdf/004/fx-570_991ES_PLUS_E.pdf

Cited by

1 citation across 1 artifact.

Each citation links to the sentence it supports in the citing article.

Domain-specific

• Formula Calculator
  • The visible source does not fully determine a result without context. sin(30) is \(1/2\) in degree mode but approximately \(-0.988\) in radian mode

    This sourceCASIO Worldwide Education Website (product manuals). Casio's user guide for the fx-570ES PLUS / fx-991ES PLUS, whose setup menu documents Deg/Rad/Gra as a stored angle unit governing value input and result display - the mode-dependence the example turns on; the numeric values are ordinary trigonometry, not vendor assertions. Casio's published Calculation Priority Sequence for the fx-570ES PLUS / fx-991ES PLUS, which ranks powers and power roots above the negative sign and notes explicitly that -2 squared therefore evaluates as -(2 squared).

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Registry ID ref:e7175ca6bc76 · see in the full table