Datexx DS-700 owner manual Scientific Notation

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CONSTANT AND REPEAT When performing calculations, the last function and number entered are retained as a constant.

Examples:

To calculate 7 + 5 + 5 + 5 = 22 Press 7 [ + ] 5 [ = ] [ = ] 22

In this case [ + ] and 5 are the con- stants.

To calculate 2 + 3 = 5 and 4 + 3 = 7

Press 2 [ + ] 3 [ = ] 5	5
4 [ = ]	7

In this case [ + ] and 3 are the con- stants.

When calculating powers 5 2 = 25 and 4 2 = 16

Press 5 [ yx] 2 [ = ]	25
4 [ = ]	16

In this case [ yx ] 2 is the constant.

SCIENTIFIC NOTATION

Calculate

(72.5 x 10 20 = 1.75 x 10 20)

(-4.7 x 10-11)

= -1.57978 x 10 32

To	Press	Display
Calculate	Press	Display
(72.5 x	(72.5 [EXP]
10 20	20 [+]	7.25 21
1.75 x	1.75 [EXP]
10 20 )	20 [=]	7.425 21
⎟ (–4.7	[⎟ ] 4.7 [+/–]
x 10 –11	[EXP]11[+/–]	–4.7 –11
= –1.57978
x 10 32	[=]	–1.5797872 32

If a result is displayed in scientific notation, you can press [ F <--> E ] to convert the number to floating point and vice- versa.

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Contents Scientific Calculator Table of Contents FeaturesMemory symbol Negative symbolDEG Degree mode symbol RAD Radians mode symbolOCT Octal mode symbol BIN Binary mode symbolSetting UP Display Format Setting Decimal PointOperating the Calculator Power off key2nd function key Trigonometric / Inverse Trigonometric function keys Hyperbolic / Arc Hyperbolic keyDisplay Format Exchange / Tabulation key Real number enter / coordi- nate conversion key √ y and Hexadecimal number key Right Shift / Complex num- ber mode keyOpen parenthesis / exchange key Square root / cube root and hexadecimal number keyClose parenthesis / statisti- cal calculation key Multiplication / Octal num- ber key Number keysPlus / Decimal number key Press for addition Memory-in / statistical calcula- tion keyChange sign key Memory plus / Data CD keyDecimal point / random Calculation Examples Mixed 2 x 8 3 + 5 x 4 6 x 7 = Correcting Overflow ErrorsScientific Notation Logarithm and Exponential PercentagePhysics Applications and Examples BusinessCivil Engineering Trigonometric Functions= .92 x 15 = 13.75 feet = 23.58 degrees = 90 23.58 = 66.42 degrees cos a = B / CElectronics Amplifier GainBattery Precautions Care and MaintenanceParallel Resistance Replacing the BatteriesDatexx Limited Warranty

DS-700 specifications

The Datexx DS-700 is a versatile digital device designed to streamline the way users interact with timekeeping and scheduling. Known for its user-friendly interface and robust features, the DS-700 caters to a broad audience—from busy professionals managing their schedules to families keeping track of important dates.

One of the standout features of the Datexx DS-700 is its large, easy-to-read LCD display. This display provides clear visibility of time, date, and any programmed reminders, ensuring that users can quickly check their schedules at a glance. Moreover, the intuitive interface allows for simple navigation through various functions, making it accessible for individuals of all ages.

The DS-700 is equipped with advanced alarm functionalities, allowing users to customize multiple alarms and reminders. This feature is particularly beneficial for those who need to set different alerts for various events throughout the day. The device supports snooze options, allowing users to manage their sleep without the stress of oversleeping important appointments.

Another notable characteristic of the Datexx DS-700 is its built-in calendar function. Users can easily view current dates, months, and even years at a glance. This calendar feature integrates seamlessly with the alarm function, enabling users to set reminders for special occasions, important meetings, or deadlines, ensuring they stay organized.

The device also highlights energy efficiency, utilizing low power technologies that extend battery life significantly. Additionally, the Datexx DS-700 is compact and lightweight, which makes it easy to carry, fitting comfortably in a backpack or purse. Its sleek design and modern aesthetic make it an attractive addition to any desk or bedside table.

Connectivity is also a focal point of the DS-700, as it may offer additional features such as sync capabilities with smart devices. This functionality allows users to manage their schedules in real-time, receiving notifications directly to the device from their smartphone or computer.

Furthermore, the Datexx DS-700 is user customizable, offering themes and display settings that cater to personal preferences. With its combination of practical features, innovative technology, and user-friendly design, the Datexx DS-700 stands out as an essential tool for anyone looking to enhance their time management and organizational skills.