Question

[18/04, 13:20] ConveGenius: *If x=a, y=b is the solution of the pair of equation x-y=2 and x+y=4 then what will be value of a and b?*

1️⃣ 2,1
2️⃣ 3,1
3️⃣ 4,6
4️⃣ 1,2
[18/04, 13:26] ConveGenius: *The value of b² - 4ac for equation 3x² - 7x - 2 = 0 is …….*

1️⃣ 49
2️⃣ 0
3️⃣ 25
4️⃣ 73
[18/04, 13:27] ConveGenius: *In an A.P. if a = 3.5, d = 0 and n = 101, then what will be tn?*

1️⃣ 0
2️⃣ 3.5
3️⃣ 103.5
4️⃣ 104.5
[18/04, 13:28] ConveGenius: *What are the total number of outcomes when we throw three coins?*

1️⃣ 4
2️⃣ 5
3️⃣ 8
4️⃣ 6
[18/04, 13:28] ConveGenius: *The graph of equation y = 4x is a line ………………..*

1️⃣ parallel to x-axis
2️⃣ parallel to y-axis
3️⃣ perpendicular to y-axis
4️⃣ passing through the origin
[18/04, 13:29] ConveGenius: *The sum of roots of quadratic equation x² - 9x + 18 = 0 is …….*

1️⃣ -9
2️⃣ 9
3️⃣ -18
4️⃣ 18​

Answer 1

Answer:

I don't know please leave me

Answer 2

Answer:

*If x=a, y=b is the solution of the pair of equation x-y=2 and x+y=4 then what will be value of a and b?*

1️⃣ 2,1

2️⃣ 3,1

3️⃣ 4,6

4️⃣ 1,2