Math, asked by dj649139, 4 months ago

Which of these is the condition for imaginary roots

1 point

b²-4ac < 0

b²-4ac > 0

b²-4ac = 0

None of these

Which is not the root of the quadratic equation x²−6x+5=0

1 point

1

5

6

None of these

The distance of the point S( 3,4) from origin is ?

1 point

4

5

6

7

Two statements are made · Statement A: The lines y=0 and y=12 do not have any solution Statement B: The lines x=0 and y=0 has one solution Which of the below is the correct option?

2 points

A is correct only

B is correct only

A and B both are correct

A and B both are incorrect

The 13th term of an AP is four times its 3rd term. If its fifth term is 16, then find the sum of its first 6 terms.

2 points

60

69

75

90

Two triangles are shown as below

1 point





Which option is correct for above two triangles ?

1st

2nd

3rd

4th

Which of these are NOT true?

1 point

When two equation have one solution,Graphically they are represented by intersecting lines

When two equation have infinite solution ,Graphically they are represented by coincident lines

When two equation have no solution ,Graphically they are represented by two distinct parallel line

None of the above

Which of these is NOT true for the pair of Linear equation ? x−2=0 and y−11=0

2 points

It has no solution

They are perpendicular to each other

Line x-2=0 is parallel to y-axis

Line y-11 is parallel to x-axis

The HCF (a, b) =2 and LCM (a, b) =27. What is the value a×b

1 point

25

9

27

54

The area of two similar triangles are 100 cm2 and 49 cm2 respectively. If the altitude of the smallest triangle is 3.5 cm, then the corresponding altitude of the bigger triangle is

2 points

5 cm

6 cm

4.5 cm

5.5 cm

Graph of a polynomial is shown· Which is true

1 point



It is a quadratic polynomial

the number of zeros are 3

it is a linear polynomial

since it is a parabola so there is no zero·

Find the remainder when x³-2x²+x+1 is divided by x-2

1 point

2

1

3

5

Answers

Answered by chinmaysoni07177
1

Answer:

1. b2 - 4ac<0

2.6

3.5

4.B is correct only

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