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[A]k1 =6,k2 =-1 [B]k1 =1,k2 =-6 [C]k1 =1,k2 =6 [D]k1=-6,k2=1 09- If (1 / x) + (1 / y) + (1 / z) = 0 and x + y + z = 9, then what is the value of x3 + y3 + z3 – 3xyz?
मदद (1/x)+(1/y)+(1/z)=0तथा x+y+z=9,तो x3 +y3 +z3 –3xyzका भान क्मा होगा? 09 August 2017 Afternoon Shift
[A] 81 [B] 361 [C] 729 [D] 6561 10 - If 4(x+y) = 256 and (256)(x-y) = 4, then what is the value of x and y?
मदद 4(x+y) = 256 तथा (256)(x-y) = 4, तो x तथा y का भान क्मा होगा?
09 August 2017 Evening Shift
[A] 17 / 8, 15 / 8 [B] 17 / 4, 15 / 4
[C] 9 / 17, 15 / 17 [D] 8 / 17, 8 / 15
11 - If (x / y)a-4 = (y / x)2a-5, then what is the relation between x and y?
मदद (x/y)a-4 =(y/x)2a-5,तो xतथा yके फीच क्मा सफॊ ॊध है?
10 August 2017 Morning Shift
[A] x > y [B] Can’t be determined / ऻात नहीॊ ककमा जा सकता [C] x < y [D] x = y
12 - If x3 + 2x2 – 5x + k is divisible by x + 1, then what is the value of k? मदद x3 +2x2 –5x+k,x+1से विबाजजत होता है,तो kका भान क्मा है?
10 August 2017 Afternoon Shift
[A] – 6 [B] – 1 [C] 0 [D] 6 13 – What is the value of ?
का भान क्मा है ? 10 August 2017 Evening Shift
[A]1/x [B]x2 –1 [C]x+1 [D]x
14 - If α and β are roots of the equation 3x2 – 13x + 14 = 0, then what is the value of (α/β) + (β/α)?
मदद αतथा βव्मॊजक 3x2 –13x+14=0के शन्ू मक हैं,तो (α/β)+(β/α)का भान क्मा है? 10 August 2017 Morning Shift
[A] 65/28 [B] 53/14 [C] 9 [D] 85/42 15 - What is the value of +
[C] x(p-q) [D] x(p+q) 16- For what value of k, the expression x6 - 18x3 + k will bw a perfect square?
+ का भान क्मा है?
[A] 0 [B] 1
Kके ककस भान के भरए, व्मजॊ क x6 -18x3 +kऩणू ण िगण होगा?
[A] – 9 [B] – 81
[C] + 9 [D] + 81
11 August 2017 Afternoon Shift
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