3 years ago

Solve using quadratic formula. X^2+9x-13=0

Mathematics

1 answer:

MatroZZZ [7]3 years ago

7 0

I hope this helps you

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2 years ago

The probability that a given urine sample analyzed in a pathology lab contains protein is 0.73 (event A). The probability that t

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$Event\ A\ and\ event\ B\ are\ independent\\\\ \ \Leftrightarrow\ \ \ \ P(A\ \cap\ B)=P(A)\ \cdot\ P(B)\\---------------------\\\\P(A)=0.78\ \ \ and\ \ \ P(B)=0.58\ \ \ and\ \ \ P(A\ \cap\ B)=0.58\\\\P(A)\cdot P(B)=0.78\cdot0.58\ \neq \ 0.58\\\\\Rightarrow\ \ \ Event\ A\ and\ event\ B\ are\ dependent\ \ \ \Rightarrow\ \ \ Ans.\ (?)$