Solving Linear Equations and Finding Coefficients
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Questions and Answers

What is the value of B in the equation 3x60=12XB?

  • 25
  • 10
  • 15 (correct)
  • 20

    • In the pair of linear equations 2x-y=4 and x+y=11, what is the value of x?

  • 5 (correct)
  • 7
  • 2
  • 9

    • If the lines are coincident in 2x+3y-8=0 and ax+by-16=0, what are the values of a and b?

  • a=2, b=3 (correct)
  • a=5, b=1
  • a=6, b=4
  • a=4, b=2

    • What is the 26th term of the arithmetic progression 3, 7, 11,... using the formula a+25d?

    <p>103</p> Signup and view all the answers

    Solve the equation 3x²-5x+2=0 using which formula?

    <p>Quadratic formula</p> Signup and view all the answers

    What are the roots of the quadratic equation x²-5x+6=0?

    <p>1 and 6</p> Signup and view all the answers

    What is the value of B in the equation 3x60=12XB?

    <p>6</p> Signup and view all the answers

    In the pair of linear equations 2x-y=4 and x+y=11, what is the value of y?

    <p>6</p> Signup and view all the answers

    What is the 26th term of the arithmetic progression 3, 7, 11,... using the formula a+25d?

    <p>103</p> Signup and view all the answers

    If the lines represented by 2x+3y-8=0 and ax+by-16=0 are coincident, what are the values of a and b?

    <p>a=2, b=3</p> Signup and view all the answers

    What are the roots of the quadratic equation 3x²-5x+2=0?

    <p>-1/3, 2</p> Signup and view all the answers

    Find the value of x in the equation x²-5x+6=0 by completing the square.

    <p>-1 or 2/3</p> Signup and view all the answers

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