tye74
tye74 tye74
  • 23-05-2016
  • Mathematics
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Find the value or values of p in the quadratic equation p2+13p-30=0

Find the value or values of p in the quadratic equation p213p300 class=

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apologiabiology
apologiabiology apologiabiology
  • 23-05-2016
This is an examination to test your level of skill. By asking this quesiton to others, you do not show your true level and maybe be placed in a higher math than you are able.





factor
remember
if ab=0
assume that a and/or b=0


p^2+13p-30=0
fidn what 2 numbers add to 13 and multiply to -30
15 and -2
(p+15)(p-2)=0

set each to zero
p+15=0
p=-15

p-2=0
p=2

the roots are p=-15 and/or 2
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