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CENGAGE-COMPLEX NUMBERS AND QUADRATIC EQUATIONS-Solved Examples And Exercises
- Find a quadratic equation whose product of roots x1a n dx2 is equa...
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- If a and b(!=0) are the roots of the equation x^2+a x+b=0, then find...
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- If the sum of the roots of the equation (a+1)x^2+(2a+3)x+(3a+4)=0 is -...
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- The quadratic polynomial p(x) has the following properties:p(x)geq0 fo...
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- function f , R ->R , f(x) = (3x^2+mx+n)/(x^2+2) , if the range of func...
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- If x^2+p x=1 is a factor of the expression a x^3+b x=c , then a^2-c^2=...
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- If alpha,beta are the roots of x^2-p x+q=0a n dalpha^(prime),beta' are...
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- If (a x^2+c)y+(a^(prime)x^2+c^(prime) )=0 and x is a rational function...
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- The sum of the non-real root of (x^2+x-2)(x^2+x-3)=12 is -1 b. 1 c. -...
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- The number of roots of the equation sqrt(x-2)(x^2-4x+3)=0 is (A) Thre...
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- If x=1+i is a root of the equation =x^3-i x+1-i=0, then the other real...
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- If the expression x^2+2(a+b+c)+3(b c+c+a b) is a perfect square, then ...
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- The curve y=(lambda+1)x^2+2 intersects the curve y=lambdax+3 in exac...
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- The number of irrational roots of the equation (4x)/(x^2+x+3)+(5x)/(x^...
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- If the equation x^2-3p x+2q=0a n dx^2-3a x+2b=0 have a common roots a...
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- Solve the equation 3^(x^2-x)+4^(x^2-x)=25.
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- Solve the equation 12x^4-56 x^3+89 x^2-56 x+12=0.
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- Solve the equation (x+2)(x+3)(x+8)xx(x+12)=4x^2dot
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- Solve the equation (x-1)^4+(x-5)^4=82.
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- Solve sqrt(x+5)+sqrt(x+21)=sqrt(6x+40.)
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