Question

1. Determine the value of log 3 81 

2. If A  B n(A)  4, n(B)  7 the n(A  B) =

3. The product of the zeros of the polynomial 7 10 2

x  x  is

A)  B) C) D) 

4. If the system of equations 4x  5y  9, 8x  ky 18 has infinitely

many solutions then k =

A) 8 B) 9 C) 10 D) 1

5. The discriminant of 2 5 3 0

2

x  x   is

A) 1 B) C) 25 D) 24​

Answer 1

Answer:

1. Determine the value of log 3 81 

2. If A  B n(A)  4, n(B)  7 the n(A  B) =

3. The product of the zeros of the polynomial 7 10 2

x  x  is

A)  B) C) D) 

4. If the system of equations 4x  5y  9, 8x  ky 18 has infinitely

many solutions then k =

A) 8 B) 9 C) 10 D) 1

5. The discriminant of 2 5 3 0

2

x  x   is

A) 1 B) C) 25 D) 24Step-by-step explanation:

वररसतज. ग. क. र.