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Using ruler and a compass only construct a semi-circle with diameter BC = 7cm. Locate a point A on the circumference of the semicircle such that A is equidistant from B and C. Complete the cyclic quadrilateral ABCD, such that D is equidistant from AB and BC. Measure ∠ADC and write it down.
Concept: undefined >> undefined
Find the value of the discriminant in the following quadratic equation:
2x2 - 5x + 3 = 0
Concept: undefined >> undefined
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Find the value of the discriminant in the following quadratic equation :
x2 +2x+4=0
Concept: undefined >> undefined
Find the value of the discriminant in the following quadratic equation:
2x2 - 3x + 1 = O
Concept: undefined >> undefined
Find the value of the discriminant in the following quadratic equation :
10 x - `1/x` = 3
Concept: undefined >> undefined
Find the value of the discriminant in the following quadratic equation:
x2 +2x-2=0
Concept: undefined >> undefined
Find the value of the discriminant in the following quadratic equation :
`4 sqrt 3 "x"^2 + 5"x" - 2 sqrt 3 = 0`
Concept: undefined >> undefined
Determine the nature of the roots of the following quadratic equation :
2x2 + x-1=0
Concept: undefined >> undefined
Determine the nature of the roots of the following quadratic equation :
x2 -4x + 4=0
Concept: undefined >> undefined
Determine the nature of the roots of the following quadratic equation :
x2 +3x+1=0
Concept: undefined >> undefined
Determine the nature of the roots of the following quadratic equation :
4x2 - 8x + 5 = 0
Concept: undefined >> undefined
Determine the nature of the roots of the following quadratic equation :
2x2 + 5x - 6 = 0
Concept: undefined >> undefined
Determine the nature of the roots of the following quadratic equation :
2x2 -3x+ 4= 0
Concept: undefined >> undefined
Determine the nature of the roots of the following quadratic equation :
(x - 1)(2x - 7) = 0
Concept: undefined >> undefined
Determine the nature of the roots of the following quadratic equation :
x2 -5x+ 7= 0
Concept: undefined >> undefined
Solve the following quadratic equation using formula method only :
16x2 = 24x + 1
Concept: undefined >> undefined
Solve the following quadratic equation using formula method only :
x2 +10x- 8= 0
Concept: undefined >> undefined
Solve the following quadratic equation using formula method only
`2x^2 - 2 . sqrt 6x + 3 = 0`
Concept: undefined >> undefined
Solve the following quadratic equation using formula method only
`3"x"^2 + 2 sqrt 5x - 5 = 0 `
Concept: undefined >> undefined
Solve the following quadratic equation using formula method only :
`2x + 5 sqrt 3x +6= 0 `
Concept: undefined >> undefined
