Question

Value of k for which the quadratic equation. 2x. kx + k = 0 has equal roots is

are

a) o

b) 4

D) B

d) 0, 8

A number is chosen at random from the numbers. -3 -2 -1, 0. 1.2, 3: What will

be the probability that square of this number is less than or equal to 1

a) -

b) +

c)

Calculate HCF of 3 x 5 and 32 x 5

a) 35

b) 45

c) 25

d) -

d) 15

What is the common difference of an AP in which a - a, = 84 ?

a) 4

b) 6

c) 8

d) 2

The sides of a triangle (in cm) are given below. In which case, the construction of triangle is not possible.

a) 8,7, 3 b) 8, 6, 4 c) 8, 4,4 d) 7, 6, 5

(Qn.6 - 10) Fill in the blanks

If P (E) = 0.05, then the probability of 'not E' is

(5 x 1= 5)

3

5

6.

7. If P is a prime number and it divides a then it also divides

8. The highest power of a variable in a polynomial is called its

9. The distance of a point P(x, y) from the origin is

10. A dice is thrown once the probability of getting a prime number is

Section B

(Qn. 11 - 13) carry 2 marks each

11 12 Show that the points A (0, 1), B(2, 3) and (3, 4) are collinear Solve the following system of linear equations by any method

2x - y = 2

x + 3y = 15

13. Given that HCF(306, 657) = 9. find LCM (306, 657).

​

Answer 1

Answer:

Jio hvvggjjxkjdjg 1st 2nd g. had a great day at work and I don't know where mistake is