If x=2 / 3 and x=-3 are the roots of the equation px²+7x+q=0, find value of pq
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06-Mar-2018 · 2 answers
(2) On putting x= -1 in equation 1, px² + 3x + q = 0 p(-1)² + 3(-1) +q = 0 p(1) -3 +q = 0 p +q = 3 … ... put he value of x=-2,on solving u get 4p-6+q=0----<2> solve(subtract) the eqs <2> & <1 ...
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Given: px² + 3x + q = 0…………(1)Here p and q are unknown constants. Since x= -1 & x= ... More
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I think it is the ri8 ans, First put the value of x=-1,on solving u get p-3+q=0 -----<1> Next ... More
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