للوصول السريع إلى الدروس والاختبارات..

حمل تطبيق سبورة من متجر جوجل

حل أسئلة مراجعة تراكمية

حساب النهايات جبرياً

مراجعة تراكمية

استعمل التمثيل البياني للدالة (f (x أدناه لإيجاد كلّ مما يأتي:

التمثيل البياني

54) f left parenthesis negative 2 right parenthesis times lim for x not stretchy rightwards arrow negative 2 of f left parenthesis x right parenthesis

1-،1-

55) f left parenthesis 0 right parenthesis ، lim for x not stretchy rightwards arrow 0 of f left parenthesis x right parenthesi

0، غير معرفة.

56) f left parenthesis 3 right parenthesis ، lim for x not stretchy rightwards arrow 3 of f left parenthesis x right parenthesi

4,2

أوجد left parenthesis f over g right parenthesis left parenthesis x right parenthesis ، left parenthesis f times g right parenthesis left parenthesis x right parenthesis ، left parenthesis f minus g right parenthesis left parenthesis x right parenthesis ، left parenthesis f plus g right parenthesis left parenthesis x right parenthe، لكل زوج من الدوال الآتية، ثم حدّد مجال الدالة الناتجة:

57)

table attributes columnalign right columnspacing 1em end attributes row cell f left parenthesis x right parenthesis equals x squared minus 2 x end cell row cell g left parenthesis x right parenthesis equals x plus 9 end cell end table

table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell left parenthesis f plus g right parenthesis left parenthesis x right parenthesis end cell cell equals f left parenthesis x right parenthesis plus g left parenthesis x right parenthesis end cell row blank cell equals x squared minus 2 x plus x plus 9 end cell row blank cell equals x squared minus x plus 9 end cell end table

المجال: R text أو end text left parenthesis negative straight infinity comma straight infinity right parenthes

table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell left parenthesis f minus g right parenthesis left parenthesis x right parenthesis end cell cell equals f left parenthesis x right parenthesis minus g left parenthesis x right parenthesis end cell row blank cell equals x squared minus 2 x minus x minus 9 end cell row blank cell equals x squared minus 3 x minus 9 end cell end table

المجال: R text أو end text left parenthesis negative straight infinity comma straight infinity right parenthes

table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell left parenthesis f times g right parenthesis left parenthesis x right parenthesis end cell cell equals f left parenthesis x right parenthesis times g left parenthesis x right parenthesis end cell row blank cell equals left parenthesis x squared minus 2 x right parenthesis times left parenthesis x plus 9 right parenthesis end cell row blank cell equals x cubed plus 9 x squared minus 2 x squared minus 18 x end cell row blank cell equals x cubed plus 7 x squared minus 18 x end cell end table

المجال: R text أو end text left parenthesis negative straight infinity comma straight infinity right parenthes

open parentheses straight f over straight g close parentheses left parenthesis x right parenthesis equals fraction numerator f left parenthesis x right parenthesis over denominator straight g left parenthesis x right parenthesis end fraction equals fraction numerator x squared minus 2 x over denominator x plus 9 end fraction

المجال: left curly bracket x ∣ x not equal to negative 9 comma x element of straight R right curly brack

58)

table attributes columnalign right columnspacing 1em end attributes row cell f left parenthesis x right parenthesis equals fraction numerator x over denominator x plus 1 end fraction end cell row cell g left parenthesis x right parenthesis equals x squared minus 1 end cell end table

table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell left parenthesis f plus g right parenthesis left parenthesis x right parenthesis end cell cell equals f left parenthesis x right parenthesis plus g left parenthesis x right parenthesis end cell row blank cell equals fraction numerator x over denominator x plus 1 end fraction plus x squared minus 1 end cell end table

المجال: left curly bracket x ∣ x not equal to negative 1 comma x element of straight R right curly brack

table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell left parenthesis f minus g right parenthesis left parenthesis x right parenthesis end cell cell equals f left parenthesis x right parenthesis minus g left parenthesis x right parenthesis end cell row blank cell equals fraction numerator x over denominator x plus 1 end fraction minus x squared plus 1 end cell end table

المجال: left curly bracket x ∣ x not equal to negative 1 comma x element of straight R right curly brack

table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell left parenthesis f times g right parenthesis left parenthesis x right parenthesis end cell cell equals f left parenthesis x right parenthesis times g left parenthesis x right parenthesis end cell row blank cell equals fraction numerator x over denominator x plus 1 end fraction times left parenthesis x minus 1 right parenthesis left parenthesis x plus 1 right parenthesis end cell row blank cell equals x left parenthesis x minus 1 right parenthesis end cell end table

المجال: left curly bracket x ∣ x not equal to negative 1 comma x element of straight R right curly brack

table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell open parentheses straight f over straight g close parentheses left parenthesis x right parenthesis equals fraction numerator f left parenthesis x right parenthesis over denominator straight g left parenthesis x right parenthesis end fraction equals end cell cell fraction numerator x over denominator x plus 1 end fraction divided by left parenthesis x squared minus 1 right parenthesis end cell row blank cell equals fraction numerator x over denominator x plus 1 end fraction times fraction numerator 1 over denominator x squared minus 1 end fraction end cell end table

المجال: left curly bracket x ∣ x not equal to negative 1 comma x not equal to 1 comma x element of straight R right curly brack

للوصول السريع إلى الدروس والاختبارات..

حمل تطبيق سبورة من متجر جوجل

النقاشات