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634 questions tagged with parameter.
C. (9)
दूसरा समीकरण पहले का (2) गुना है, इसलिए (q/18=1/2) होना चाहिए। अतः (q=9)। / The second equation is (2) times the first, so (q/18=1/2) must hold. Hence, (q=9).
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What will (k) be for the equations (kx+14y=42) and (18x+21y=63) to have infinitely many solutions?
C. (12)
अनंत हल के लिए (k/18=14/21=42/63) होना चाहिए। इसलिए (k=12) सही है। / For infinitely many solutions, (k/18=14/21=42/63) must hold. Therefore, (k=12) is correct.
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What is the value of (p) for the equations (px+9y=45) and (20x+30y=103) to have no solution?
B. (6)
कोई हल नहीं के लिए (p/20=9/30) और (45/103) अलग होना चाहिए। इससे (p=6) मिलता है। / For no solution, (p/20=9/30) and (45/103) must be different. This gives (p=6).
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C. (7)
अनंत हल के लिए (4/12=a/21=32/96) होना चाहिए। इसलिए (a=7) सही है। / For infinitely many solutions, (4/12=a/21=32/96) must hold. Therefore, (a=7) is correct.
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Which condition is correct for the equations (13x+py=52) and (6x+5y=24) to have a unique solution?
A. (p \ne 656)
अद्वितीय हल के लिए \(13/6 \ne p/5\) होना चाहिए। इसलिए \(p \ne 65/6\) सही शर्त है। / For a unique solution, \(13/6 \ne p/5\) must hold. Therefore, \(p \ne 65/6\) is the correct condition.
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What is the value of (b) for the equations (bx+9y=36) and (16x+24y=97) to have no solution?
D. (6)
कोई हल नहीं के लिए (b/16=9/24) और (36/97) अलग होना चाहिए। इसलिए (b=6)। / For no solution, (b/16=9/24) and (36/97) must be different. Hence, (b=6).
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C. (7)
अनंत हल के लिए (5/20=a/28=45/180) होना चाहिए। इसलिए (a=7) सही है। / For infinitely many solutions, (5/20=a/28=45/180) must hold. Therefore, (a=7) is correct.
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B. \(t \ne 93\)
पहले दो अनुपात बराबर हैं। असंगत होने के लिए स्थिर पद का अनुपात अलग होना चाहिए इसलिए \(t \ne 93\)। / The first two ratios are equal. For inconsistency, the constant ratio must be different so \(t \ne 93\).
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If (lx+15y=60) and (18x+45y=181) have no solution, what will be the value of (l)?
C. (6)
कोई हल नहीं के लिए (l/18=15/45) और (60/181) अलग होना चाहिए। इसलिए (l=6)। / For no solution, (l/18=15/45) and (60/181) must be different. Hence, (l=6).
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What will (k) be for the equations (10x+ky=110) and (2x+9y=22) to have infinitely many solutions?
C. (45)
पहला समीकरण दूसरे का (5) गुना होना चाहिए। इसलिए (k=45) है। / The first equation must be (5) times the second. Therefore, (k=45).
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What will (a) be for the equations (8x+7y=34) and (16x+ay=79) to have no solution?
C. (14)
कोई हल नहीं के लिए (8/16=7/a) और (34/79) अलग होना चाहिए। इससे (a=14) मिलता है। / For no solution, (8/16=7/a) and (34/79) must be different. This gives (a=14).
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Which condition is correct for the equations (11x+6y=37) and (22x+12y=r) to be inconsistent?
B. \(r \ne 74\)
पहले दो अनुपात बराबर हैं। असंगत होने के लिए स्थिर पद का अनुपात अलग होना चाहिए इसलिए \(r \ne 74\)। / The first two ratios are equal. For inconsistency, the constant ratio must be different so \(r \ne 74\).
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What should (s) be for the equations (7x+13y=67) and (21x+39y=s) to be consistent and dependent?
C. (201)
संगत और आश्रित होने के लिए दूसरा समीकरण पहले का (3) गुना होना चाहिए। अतः (s=201)। / To be consistent and dependent, the second equation must be (3) times the first. Hence, (s=201).
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If (14x-7y=56) and (2x-y=t) are inconsistent, what is the correct condition for (t)?
B. \(t \ne 8\)
पहले दो अनुपात बराबर हैं। असंगत होने के लिए (56/t) अलग होना चाहिए इसलिए \(t \ne 8\)। / The first two ratios are equal. For inconsistency, (56/t) must be different so \(t \ne 8\).
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If (9x+5y=47) and (27x+15y=n) have infinitely many solutions, what is (n)?
C. (141)
दूसरा समीकरण पहले का (3) गुना होना चाहिए। इसलिए (n=141) होगा। / The second equation must be (3) times the first. Therefore, (n=141).
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Which condition is correct for the equations (15x+py=45) and (7x+2y=24) to have a unique solution?
B. (p \ne 307)
अद्वितीय हल के लिए \(15/7 \ne p/2\) होना चाहिए। इसलिए \(p \ne 30/7\) सही शर्त है। / For a unique solution, \(15/7 \ne p/2\) must hold. Therefore, \(p \ne 30/7\) is the correct condition.
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C. (10)
अनंत हल के लिए (6/18=d/30=54/162) होना चाहिए। इसलिए (d=10)। / For infinitely many solutions, (6/18=d/30=54/162) must hold. Therefore, (d=10).
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If (cx+16y=64) and (21x+42y=130) have no solution, what will (c) be?
C. (8)
कोई हल नहीं के लिए (c/21=16/42) और (64/130) अलग होना चाहिए। इसलिए (c=8)। / For no solution, (c/21=16/42) and (64/130) must be different. Therefore, (c=8).
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What is the value of (b) for the equations (bx+14y=56) and (12x+28y=115) to have no solution?
C. (6)
कोई हल नहीं के लिए (b/12=14/28) और (56/115) अलग होना चाहिए। इसलिए (b=6)। / For no solution, (b/12=14/28) and (56/115) must be different. Hence, (b=6).
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What will (a) be for the equations (9x+ay=63) and (27x+24y=189) to have infinitely many solutions?
C. (8)
अनंत हल के लिए (9/27=a/24=63/189) होना चाहिए। इससे (a=8) मिलता है। / For infinitely many solutions, (9/27=a/24=63/189) must hold. This gives (a=8).
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Which condition is correct for the equations (10x+py=50) and (2x+7y=19) to have a unique solution?
B. \(p \ne 35\)
अद्वितीय हल के लिए \(10/2 \ne p/7\) होना चाहिए। इसलिए \(p \ne 35\) सही शर्त है। / For a unique solution, \(10/2 \ne p/7\) must hold. Therefore, \(p \ne 35\) is the correct condition.
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C. (9)
दूसरा समीकरण पहले का (2) गुना है इसलिए (q/18=1/2) होना चाहिए। अतः (q=9)। / The second equation is (2) times the first so (q/18=1/2) must hold. Hence, (q=9).
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What will (k) be for the equations (kx+12y=36) and (15x+20y=60) to have infinitely many solutions?
C. (9)
अनंत हल के लिए (k/15=12/20=36/60) होना चाहिए। इसलिए (k=9) सही है। / For infinitely many solutions, (k/15=12/20=36/60) must hold. Therefore, (k=9) is correct.
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What is the value of (p) for the equations (px+8y=24) and (10x+20y=61) to have no solution?
C. (4)
कोई हल नहीं के लिए (p/10=8/20) और (24/61) अलग होना चाहिए। इससे (p=4) मिलता है। / For no solution, (p/10=8/20) and (24/61) must be different. This gives (p=4).
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C. (6)
अनंत हल के लिए (5/15=2/a=18/54) होना चाहिए। इसलिए (a=6) सही है। / For infinitely many solutions, (5/15=2/a=18/54) must hold. Therefore, (a=6) is correct.
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D. (6)
अनंत हल के लिए (10/20=3/a=44/88) होना चाहिए। इसलिए (a=6) सही है। / For infinitely many solutions, (10/20=3/a=44/88) must hold. Therefore, (a=6) is correct.
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If (lx+13y=52) and (14x+26y=109) have no solution, what will be the value of (l)?
C. (7)
कोई हल नहीं के लिए (l/14=13/26) और (52/109) अलग होना चाहिए। इसलिए (l=7)। / For no solution, (l/14=13/26) and (52/109) must be different. Hence, (l=7).
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What will (k) be for the equations (9x+ky=81) and (3x+8y=27) to have infinitely many solutions?
C. (24)
पहला समीकरण दूसरे का (3) गुना होना चाहिए। इसलिए (k=24) है। / The first equation must be (3) times the second. Therefore, (k=24).
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What will (a) be for the equations (7x+5y=22) and (14x+ay=51) to have no solution?
C. (10)
कोई हल नहीं के लिए (7/14=5/a) और (22/51) अलग होना चाहिए। इससे (a=10) मिलता है। / For no solution, (7/14=5/a) and (22/51) must be different. This gives (a=10).
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Which condition is correct for the equations (9x+4y=31) and (18x+8y=r) to be inconsistent?
B. \(r \ne 62\)
पहले दो अनुपात बराबर हैं, इसलिए असंगत होने के लिए स्थिर पद का अनुपात अलग होना चाहिए। अतः \(r \ne 62\)। / The first two ratios are equal, so the constant ratio must be different for inconsistency. Hence, \(r \ne 62\).
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