A spinner has 7 equal sections which are numbered from 1-7. Which of the following are complementary events? (check all that app
2 answers:
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Answer: last option
Step-by-step explanation:
The formula to find the Discriminant is:
Given the quadratic equation , you can identify that:
Now, you can substitute values into the formula , then:
As the Discriminant is greater than 0 (), then the quadratic equation
has two distinct real solutions.