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Find the zeroes of a quadratic polynomial 16xsquare -47x+15 |
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Answer» answr search What would you like to ask? 10th Maths Polynomials Relationship between ZEROES and Coefficients of a POLYNOMIAL One zero of the polynomial ... MATHS avatar Asked on December 27, 2019 by Shibendu Sayyed One zero of the polynomial 3X 3 +16x 2 +15x−18 is 3 2
. Find the other zeros of the polynomial. MEDIUM Help best friend Study later ANSWER p(x)=3x 3 +16x 2 +15x−18 x= 3 2
x− 3 2
=0 3 3x−2
=0 ⇒3x−2=0 x 2 +6x+9 ____________________ 3x−2)3x 3 +16x 2 +15x−18 3x 2 −2x 2
(−) (+) ______________________ 2 +15x−18 18x 2 −12x ____________________ 27x−18 27x−18 ________________ 0 ________________ x 2 +6x+9 x 2 +3x+3x+9 x(x+3)+3(x+3) (x+3)(x+3) zeroes x+3=0 x+3=0 x=−3 x=−3 Zeroes of p(x)=−3,−3, 3 2
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