IGCSE /Grade 10
Maths MCQ Based On Completing the square
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IGCSE Grade 10 Maths Completing the square
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Area of rectangle.
Lets take a quadratic equations (ax2 + bx + c = 0), you can solve by completing the square. Step 1: We have to make sure that the left side of the equation looks like x2 + bx. Step 2: Add \\({b^2} \\over 2\\) Step 3:Factorise the left side as \\((x + \\frac{b}{2})^2\\) .Step 4: Take the square root and solve.
Use discriminant method
Lets take a quadratic equations (ax2 + bx + c = 0), you can solve by completing the square. Step 1: We have to make sure that the left side of the equation looks like x2 + bx. Step 2: Add \\({b^2} \\over 2\\) Step 3:Factorise the left side as \\((x + \\frac{b}{2})^2\\) .Step 4: Take the square root and solve.
Set the equation equal to zero
With quadratic expressions like x2 + bx, you can complete the square by adding (b/2)2
Use discriminant method
Write quadratic expressions like x2+bx, you can complete the square by adding (b/2)
Lets take a quadratic equations (ax2 + bx + c = 0), you can solve by completing the square. Step 1: We have to make sure that the left side of the equation looks like x2 + bx. Step 2: Add \\({b^2} \\over 2\\) Step 3:Factorise the left side as \\((x + \\frac{b}{2})^2\\) .Step 4: Take the square root and solve.
With quadratic expressions like x2 + bx, you can complete the square by adding (b/2)
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