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Search results with tag "Quadratic polynomials"
Chap-2 (8th Nov.) - NCERT
ncert.nic.inThe name ‘quadratic’ has been derived from the word ‘quadrate’, which means ‘square’. 232 2, 5 xx+− y2 – 2, 23,−+x2 x 22 2 21 25,5 ,4 337 u −+ − +uvvz are some examples of quadratic polynomials (whose coefficients are real numbers). More generally, any quadratic polynomial in x is of the form ax2 + bx + c, where a, b, c ...
Quadratic Polynomials - University of Utah
www.math.utah.eduQuadratic formula If p(x)=ax2 +bx+c with a 6=0andif b2 4ac 0, then the roots of p(x)are b+ p b2 4ac 2a and b p b2 4ac 2a Notice in the quadratic formula, that we need a 6=0tomakesurethatwe are not dividing by 0, and we need b2 4ac 0tomakesurethatwearen’t taking the square root of a negative number. Also recall that if ax2 +bx+c has only one ...