Maths Group11
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5 118
Let r1 and r2 be the roots of quadratic equation x² + 5x + 6 = 0, then which of the following is NOT true?
5 118
Which of the following is the solution set of the equation |3x + 2| = |2x - 1|?
5 118
One of the roots of the equation x²-2kx+ 12 is 3. What is the other root?
5 118
If x+ky= 15 and 2x+y= 9 the system has no solution. Then the value of k is__________.
5 118
The value of a and b are constant for which (3,-1) is a solution for the system ax+by = 16 and bx-3y = 0 then the value of 'a' is equal to ______.
5 118
Suppose the quadratic equation ax² + x-c = 0 has two real roots r1 and r2. If r1+r2 = r1×r2 = -1/2, then c is equal to ____________
5 118
What is the solution set of the system of linear equations x+ y = 7 and 2x +3y = -3 ?
5 118
The solution set of the quadratic equation x² + 6x +8 = 0 is__________.
5 118
Let f(x) = ax + b, and f(1) = 5 and f(2) = 12, then what are the values of a and b respectively ?
5 118
Which of the following is NOT true about the function f(x) = 3x + 6 ?
