Can anyone just explain the steps to this problem I keep messing up and I need some guidance. Thank you!
1 answer:
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Question: Which situation is represented by ?
Option A: Melanie equally shares 25 meters of paper to create 9 banners
Option B: Quill gives way 9 baseball cards from a pack of 25 cards.
Option C: George invites 25 kids and 9 adults to his birthday party.
Option D: Becca create 9 rows with 25 buttons.
Answer:
Solution:
Option A: Melanie equally shares 25 meters of paper to create 9 banners.
The fraction is .
Option B: Quill gives way 9 baseball cards from a pack of 25 cards.
The fraction is
Option C: George invites 25 kids and 9 adults to his birthday party.
Here, 25 + 9.
Option D: Becca create 9 rows with 25 buttons.
Here, 9 × 25.
Hence the answer is Option A: Melanie equally shares 25 meters of paper to create 9 banners.
Answer:
The answer is option 1.
Step-by-step explanation:
In order to find the equation, you have to apply Discriminant Law, D = b² - 4ac. When D < 0, the equation has no real roots (no x-intercept). When D = 0, it has 2 and equal roots (1 x-intercept). When D > 0, it has 2 distinct roots (2 x-intercept).
Option 1,
Option 2,
Option 3,
Option 4,
As you look at the graph, the curve does not meet x-axis so the discriminant must be less than 0.