Casio CFX-9970G Algebraic Expressions Manuel d'utilisateur

Algebraic ExpressionsThe ALGBR Mode (Algebraic Mode) provides tools for expansion ofalgebraic expressions, factoring, etc. In this mode, differential

35820- 3 ALGBR Mode CommandsN3 53N – N2 + + 15 6 6uuuuuSequence —— (sequ)This command creates the function that describes

359ALGBR Mode Commands 20 - 3Syntax: sumSeq ({<value>, <value>, ...} [,<variable>] [)]• A default variable of X is used when specifi

36020-4 Signum FunctionThe signum function described in this section is available in the ALGBR Mode.Syntax: signum (<expression>[)]• A solution

361BA20-5 Natural Display NotationMost calculators use their own symbols, such as ABS for absolute values and ^ forpowers, in place of standard mathem

36220-6 ALGBR Mode Error MessagesA number of error messages are unique to the ALGBR Mode. The following liststhe error messages and explains the meani

36320-7 ALGBR Mode Precautions• When an input expression cannot be processed any further, the expressiondisplayed as the result of an operation will b

35020-1 Before Using the Algebraic ModeIn the Main Menu, select the ALGBR icon to enter the ALGBR Mode and displayits initial screen, which contains t

35120-2 Inputting and Executing CalculationsThe ALGBR Mode display is divided into three areas: an input area, a solutionarea, and a message area (use

35220-3 ALGBR Mode CommandsIn the ALGBR Mode, results are calculated in accordance with commands andexpressions you input. This section describes each

353 Example To factorize the expression X2 - 4X + 42(fctor)vx-ev+ew (X – 2)2• You can also factorize a value into its prime factors. Example To fact

354uuuuuIntegration —— ( ( )This command can be used to determine the primitive function or calculate thedefinite integral for an expression.Syntax

355• Syntax 1 determines the derivative in accordance with a specified expression,variable and order. Specifying a differential coefficient calculates

356 Example To solve AX+B = 0 for X5(SOLV)1(solve)aAv+aB,vw• Other solve functions are available that produce numeric calculation results .uuuuuConv

357With approx, calculation results are displayed using exponential notation. As withthe RUN Mode, the mantissa can have up to 10 digits and the expon