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Grade 10Algebra

How to find the range of a function y=x^2+3x+4
x^2+4x+5

Profile image of Ved Aiyar
11 Years agoGrade 10
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1 Answer

Profile image of ng29
11 Years ago
its  quite simple just cross multiply the denominator with y , u will get quadratic equation in x
make discriminant of equation positive and equal to zero, now u will get quadratic in y
andu can solve the inequality to get the range
 
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