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Recent questions tagged relations and functions hindi
+3
votes
1
answer
यदि f :[-1, 1] → Y: f(x) = x/(x + 2), x ≠ - 2 तथा Y = परिसर (f) तो दिखाइए कि f^-1 व्युत्क्रमणीय है
asked
Apr 6, 2019
in
Class 12
by
kratos
class-12-hindi
relations and functions hindi
+3
votes
1
answer
सिद्ध कीजिए कि R में R = { (a, b) : a ≤ b}, द्वारा परिभाषित सम्बन्ध R स्वतुल्य तथा संक्रामक है किन्तु सममित नहीं है।
asked
Mar 27, 2019
in
Class 12
by
kratos
class-12-hindi
relations and functions hindi
+3
votes
1
answer
gof तथा fog ज्ञात कीजिए, यदि (i) f(x) = | x | तथा g(x) =| 5x – 2| (ii) f(x) = g x^3 तथा g(x) = x^1/3
asked
Mar 14, 2019
in
Class 12
by
kratos
class-12-hindi
relations and functions hindi
+3
votes
1
answer
सिद्ध कीजिए कि A = {1, 2, 3, 4, 5} में, R = { (a, b) :|a – b| सम है } द्वारा प्रदत्त सम्बन्ध R एक तुल्यता सम्बन्ध है।
asked
Mar 11, 2019
in
Class 12
by
kratos
class-12-hindi
relations and functions hindi
+3
votes
1
answer
मान लीजिए कि f(a) = 3x द्वारा परिभाषित फलन f : R → R है। सही उत्तर चुनिए : (a) f एकैकी आच्छादक है
asked
Mar 6, 2019
in
Class 12
by
kratos
class-12-hindi
relations and functions hindi
+2
votes
1
answer
जड़ों के विशेष कार्य कौन से होते हैं...
asked
Feb 15, 2019
in
Chemistry
by
kratos
class-12-hindi
relations and functions hindi
chemistry in everyday life hindi
class-10-hindi
heredity and evolution hindi
life processes hindi
dual nature of radiation and matter hindi
+3
votes
1
answer
मान लीजिए कि f, g तथा h, R से R तक दिए फलन हैं। सिद्ध कीजिए कि (f + g) oh = foh + goh
asked
Jan 5, 2019
in
Class 12
by
kratos
class-12-hindi
relations and functions hindi
+2
votes
1
answer
f(x) = 4x + 3 द्वारा प्रदत्त फलन f : R → R पर विचार कीजिए। सिद्ध कीजिए कि f व्युत्क्रमणीय है।
asked
Dec 11, 2018
in
Class 12
by
kratos
class-12-hindi
relations and functions hindi
+1
vote
1
answer
इस अध्याय में निम्नलिखित सुप्रसिद्ध संकेताक्षर इस्तेमाल किये गये हैं। इनका पूरा रूप बताइये –
asked
Dec 9, 2018
in
Class 12
by
kratos
class-12-hindi
relations and functions hindi
current electricity hindi
+1
vote
1
answer
वास्तविक संख्याओं के समुच्चय 5 में सम्बन्ध R, R = {(a, b): < b} द्वारा परिभाषित है,
asked
Dec 3, 2018
in
Class 12
by
kratos
class-12-hindi
relations and functions hindi
+3
votes
1
answer
f : { 1, 2, 3} {a, b, c}, f (1) = a, f (2) = b तथा f (3) = c द्वारा प्रदत्त फलन f पर विचार कीजिए।
asked
Nov 26, 2018
in
Class 12
by
kratos
class-12-hindi
relations and functions hindi
+2
votes
1
answer
यदि A = [(1, 2), (4, 2)] तो दिखाइए कि |2A| = 4|A|
asked
Nov 19, 2018
in
Class 12
by
kratos
class-12-hindi
relations and functions hindi
determinants hindi
+2
votes
1
answer
सिद्ध कीजिए कि समस्त बहुभुजों के समुच्चय A में, R = { (p1, p2) : p1, तथा p2}, की भुजाओं की संख्या समान है।
asked
Nov 15, 2018
in
Class 12
by
kratos
class-12-hindi
relations and functions hindi
+2
votes
1
answer
मान लीजिए कि f : {1, 3, 4} {1,2, 5} तथा f : {1,2, 5} {1, 3}, f = { (1, 2), (3, 5), (4, 10}
asked
Nov 11, 2018
in
Class 12
by
kratos
class-12-hindi
relations and functions hindi
+1
vote
1
answer
यदि y(x) = (4x + 3)/(6x - 4) x ≠ 2/3 तो सिद्ध कीजिए कि सभी x ≠ 2/3 के लिए fof (x) = x है।
asked
Nov 6, 2018
in
Class 12
by
kratos
class-12-hindi
relations and functions hindi
+3
votes
1
answer
सिद्ध कीजिए कि f(x) = [x] द्वारा प्रदत्त महत्तम पूर्णाक फलन f : R – R, न तो एकैकी है और न आच्छादक है,
asked
Nov 2, 2018
in
Class 12
by
kratos
class-12-hindi
relations and functions hindi
+2
votes
1
answer
मान लीजिए A तथा B दो समुच्चय हैं। सिद्ध कीजिए किf : A × B → B × A, इस प्रकार हैं कि f (a, b) = f (b, a) एक एकैकी आच्छादक फलन है।
asked
Oct 29, 2018
in
Class 12
by
kratos
class-12-hindi
relations and functions hindi
+3
votes
1
answer
मान लीजिए कि A= R → {3} तथा B = R – {1} हैं। (x) = (x - 2)/(x - 3) द्वारा परिभाषित फलन f : A → B पर विचार कीजिए। क्या ।
asked
Oct 28, 2018
in
Class 12
by
kratos
class-12-hindi
relations and functions hindi
+1
vote
1
answer
Let f, g and h be functions from R to R. Show that (f + g)oh = foh + goh
asked
Oct 9, 2018
in
Class 12
by
kratos
class-12-hindi
relations and functions hindi
class-11
relations and functions
class-10
class-12
sets
+1
vote
1
answer
मान लीजिए कि समुच्चय {1, 2, 3, 4, 5} में एक द्विआधारी संक्रिया *’, a *’ b = a तथा b का HCF द्वारा परिभाषित है।
asked
Oct 1, 2018
in
Class 12
by
kratos
class-12-hindi
relations and functions hindi
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