is -5 is a root of quadratic equation 2 X square + px - 15 is equals to zero find the value of p
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Answer:
p=7
Step-by-step explanation:
let another root is x,then
-5+x=-b/a=-p/2 -(1)
-5×x=c/a=-15/2 -(2)
x=3/2
now put it in above 1 equation,
-5+3/2=-p/2
p=7
i hope it will help uh!
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