Question

B]
Solve the following Sub questions:
1
There are 3 boys and 3 girls. A group of 2 is to be formed. What is the
sample space and number of sample points?
2.
What is the sum of first 10 terms of an AP the first term is 1 and the
tenth term is 197
3. If one of the roots of the quadratic equation kr? + 2x -8 -0 is 2 then
what is the value of k?
4.
Find the value of x-yif 3x + 4y = 11 and 4x + 3y = 12.
2. A)
Complete the following activities:
1.
Solve the simultaneous equations
3x + 2y = 6 and x +2y-6=0 by Cramer's rule.
= 12 - 12 = 0
Dx
Dy
= 12
3 6
16​

Answer 1

Answer:

Solve the following Sub questions:

1

There are 3 boys and 3 girls. A group of 2 is to be formed. What is the

sample space and number of sample points?

2.

What is the sum of first 10 terms of an AP the first term is 1 and the

tenth term is 197

3. If one of the roots of the quadratic equation kr? + 2x -8 -0 is 2 then

what is the value of k?

4.

Find the value of x-yif 3x + 4y = 11 and 4x + 3y = 12.

2. A)

Complete the following activities:

1.

Solve the simultaneous equations

3x + 2y = 6 and x +2y-6=0 by Cramer's rule.

= 12 - 12 = 0

Dx

Dy

= 12

3 6

16