anthonygumina80 anthonygumina80

04-02-2021
Mathematics

contestada

If r and s are the 2 solutions of the equation below and r>s, what is the value of r-s?

2x2+7x-15=0

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reguser315 reguser315

04-02-2021

(2x-3)(x+5)=0 is the factored form
x=3/2, x=-5

So r=1.5 and s=-5

r-s=1.5-(-5)
r-s=6.5

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