Denominator (CAS,ALGEBRA mode) Extracts the denominator of a fraction. CAS; [F2](CALC)[9](EXTRCT)[1](den) ALGEBRA; [F2](CALC)[1](den) denominator( expression [ ) ] 1. denominator( (X+2)/(Y-1) )   CAS;     [F2](CALC)[9](EXTRCT)[1](den) [(][X][+][2][)][/] [ALPHA][Y][-][1][EXE]   ALGEBRA;     [F2](CALC)[1](den)[(][X][+][2] [)][/][ALPHA][Y][-][1][EXE] 2. denominator( -A/B/C ) BC 3. denominator( X+3 ) 1 4. denominator( -X-3 ) 1 5. denominator( (1+i)(1-i) ) 1 6. denominator( 1/ ) 1 7. denominator((X+2)/(Y-1)) (Y-1) 8. denominator((1+ i )(1- i )) 1

Differentiation (CAS mode) Differentiates an expression. [F2](CALC)[1](diff) diff( expression [ , var [ , n-th [ , center ] ] ] [ ) ] 1. To differentiate X^3 with respect X. [F2](CALC)[1](diff)[X][^][3][EXE] 2. diff( 3X2-X+7 ) 6X-1 3. diff( 1/(X+3), X, 2, C ) 2/(C+3)3 4. diff( 1/X, X, 1, ) 0 5. diff( X, X, 1, ) 1 6. diff( X2, X, 1, ) 7. diff( ln(X), X, 1, -1 ) Non-Real ERROR <real mode> -1 <complex mode>

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