Q. The probability that you will get 101 marks in the paper which is in your hand is ___________.
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Q. If a+√b=√c where a∈Q and √b and √c are surds, then __________.
a=0 and b=c
a=c and b=0
a=b and b=c
a=0 and b=0
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Q.√10+√64=√a+2√b then for a and b __________.
a=10 and b=64
a=64 and b=10
a=10 and b=16
a=8 and b=2
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Q. The graph of p(x)=x2+4x+5 is drawn below. From this real zeros is/are __________.
0
1
2
3
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Q. If α, β and γ are the zeros of cubic polynomial p(x)=x3+5x2+6x then αβγ= ________.
−7
7
6
0
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Q.a=3, b=5, c=7, d=11. Then standard cubic polynomial is _________ from given values of a, b, c and d.
3x3+5x2−7x−11
3x3−5x2+7x+11
3x3+5x2−7x+11
3x3+5x2+7x+11
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Q. If α, β and γ are the zeros of cubic polynomial p(x)=ax3+bx2+cx+d, a≠0 then sum of zeroes α+β+γ= _________.
ca
−ba
ba
c−a
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Q. Two lines are shown in the following graph From the above graph, what is true for their solution set from the alternative given below ?
Their solution set is infinite set
Number of solutions cannot be known without knowing the mathematical equations of lines
Pair of equations has unique solution
They have no solution
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Q. In a two-digit number, the digit in ones place is x and the digit in tens place is y. Then double of that number is ___________.
10x+2y
20y+2x
2y+20x
2x+10y
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Q. The perimeter of a rectangle given in the figure is 36cm. Then its area is __________.
12cm2
24cm2
72cm2
36cm2
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Q. A quadratic equation has two equal roots, if __________.
D<0
D>0
D=0
D is non-zero perfect square
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Q. The formula to find the third term of a given equation x2−8x+15=0 to make it perfect square is _________ .
±2√First term×√Last term
(Middle term)264×First term
(Middle term)264×Last term
(Last term)264×First term
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Q. The product of the roots of equation x2−3x=10 is __________.
−10
−15
−30
−5
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Q. If 17x+29y=63 and 29x+17y=75 then (y−x)2= __________.
0
−1
1
2
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Q. In the following figure, the number of dots upto a given row is the number of triangles. The dots form a triangle. Then the number of triangles upto 12th row is __________.
78
68
12
24
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Q. Here, an A.P., −11, −15, −19, −23 , ------ is given. Then common difference is __________.
−4
18
−18
−7
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Q. If Sm=n and Sn=m then Sm+n= __________.
−(m+n)
0
m+n
2m−2n
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Q. In the following figure, BD:DC=3:4 and AB=7.5 then AC= ___________.
5
10
−10
7.5
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Q. In ΔPQR , corresponding PQR↔RQP is a similarity. Then _________ of the following is true.
∠P≅∠Q
∠P≅∠R
∠Q≅∠R
∠P≅∠Q≅∠R
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Q. The line segment adjacent to ¯¯¯¯¯¯¯¯AB in the following figure is __________.
¯¯¯¯¯¯¯¯¯BD
¯¯¯¯¯¯¯¯¯CD
¯¯¯¯¯¯¯¯AC
¯¯¯¯¯¯¯¯¯AD
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Q. In △ABC, AB=BC=AC=4. Then its length of altitude is ___________.
6
4
3√3
2√3
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Q. In △ABC, m∠A:m∠B:m∠C=1:2:3. If AB=15 then BC= _________.
15√32
17
8
7.5
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Q. The coordinates of the midpoint of a line segment whose end points are P(x1, y1) and Q(x2, y2) are __________.
[x1+x22, y1+y22]
[x1+y22, x2+y22]
[y1+y22, x1+y12]
[x1+x2+y1+y22, x1−x2−y1−y22]
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Q. If P in the interior of △ABC then APB+BPC= __________.
ABC−BPC
BPC−ABC
ABC−CPA
ABC+BPC
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Q. Circumcircle of △ABC is given in figure. If m∠PAC=30 then m∠APC= __________.
120o
60o
90o
40o
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Q. The coordinates of the point which divides ¯¯¯¯¯¯¯¯AB joining A(x1, y1) and B(x2, y2) in the ratio λ:1 __________.
[λx1+x2λ+1, λy1+y2λ+1]
[λx2+x1λ−2, λy2+y1λ+1]
[λx2+x1λ+1, λy2+y1λ+1]
[λx2+x1λ−1, λy2+y1λ−1]
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Q. If sinθ=12 then θ215= _________.
30o
60o
90o
45o
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Q. The ratio of the height of tower and length of its shadow is 1:√3. Then the angle of elevation of sun is __________.