A triangle has side lengths of 15, 10, and 7. Is this triangle a right triangle
1 answer:
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Answer:
58. 2 real roots; see attached for a graph
59. -6, 3
Step-by-step explanation:
58. A graphing calculator graphs this easily. The graph is shown in the attachment. There are 2 x-intercepts, hence 2 real roots.
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59. The x-intercepts are (-6, 0) and (3, 0), so the x-values x=-6 and x=3 satisfy the equation y = 0.
Answer:
The probability that a child with a rash does not have a fever is 22%
Step-by-step explanation:
1. Probability of having fever:
2. Probability of not having fever:
3. Probability of fave fevers and a rash:
4. Probability of having a rash but not a fever:
5. Probability of having a rash:
6. Probability a child with a rash does not have a fever
22% of the child at the doctor's office with a rash does not have a fever.