Formation of Quadratic Equation

IMPORTANT

Formation of Quadratic Equation: Overview

This topic covers concepts, such as, Formation of Quadratic Equation, Formation of Quadratic Equation with Given Roots, Formation of Quadratic Equation when Symmetric Roots are Given & Formation of Equations when Symmetric Relations are Given etc.

Important Questions on Formation of Quadratic Equation

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IMPORTANT

Let the graph of g be a translation 3 units right and 2 units up, followed by a reflection in the y-axis of the graph of fx=x25x. Write a rule for g.

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Describe the transformation of fx=x2 represented by g. Then graph each function.

gx=4x2+1

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Describe the transformation of f(x)=x2 represented by g(x)=(x-3)2+5 .

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Describe the transformation of f(x)=x2 represented by g(x)=(x + 4)21 . Then graph each function.

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If α,β are the roots of the quadratic equation ax2+bx+c=0, then  log1α2+log1β2  will be the symmetric function of roots.

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If A,B are the roots of the quadratic equation ax2+bx+c=0, then tan(A-B)  will be the symmetric function of roots.

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If α,β are the roots of the quadratic equation ax2+bx+c=0, then  logαβ  will be the symmetric function of roots.

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If α,β are the roots of the quadratic equation ax2+bx+c=0, then α2β5+β2α5  will be the symmetric function of roots.

MEDIUM
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If α,β are roots of the quadratic equation ax2+bx+c=0, form an equation whose roots are α+β,αβ.

MEDIUM
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If α+β=5 and α3+β3=35, then the quadratic equation whose roots are α and β is

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If α, β are the zeroes of a polynomial x2-ax+b , such that α+β=6 and αβ=4, then find the value of a+b.

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Cotyledons are also called-

MEDIUM
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If 5p2-7p-3=0 and 5q2-7q-3=0, pq , then the equation whose roots are 5p-4q and 5q-4p is

MEDIUM
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Let α, β be the roots of x2+3x+5=0 , then the equation whose roots are 1 α and 1 β is

EASY
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If α, β are the roots of the quadratic equation ax2+bx+c=0 then the quadratic equation whose roots are α3, β3 is

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If α, β are the roots of ax2+bx+c=0 then the quadratic equation whose roots are 2α+3  and 2β+3 is

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If m and n are two numbers such that m + n = 3 and   m - n = 19 , then what is the quadratic polynomial whose zeroes are m and n?

HARD
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The quadratic equation whose roots are the x and y intercepts of the line passing through 1, 1 and making a triangle of area A with the axes may be-

MEDIUM
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The equation whose roots are reciprocal of the roots of the equation 3x2- 20x+17=0 is -

HARD
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The value of a for which the sum of the squares of the roots of the equation x2-a-2x-a-1=0  assume the least value is