JOEFRESH10
11.11.2020 •
Mathematics
State whether each of the following equations represents a quadratic function or not.
ACTIVITY 2: Identify Me!
Justification
Justify your answer.
Equations
Yes or No
1. y = x2 + 3
2. y = 4x - 5
3.y=18 – 34²
4. y = 3* + 3
5. y = 4x2 + x + 4
6. y = 3 + 4x + 2
7. y=34²
8. y = (x - 1)(x + 9)
9. (x-2)(x + 2) + x2 - y = 0
10. 0 = y + 5x3 - 3x
Solved
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Ответ:
D is the cheapest
Step-by-step explanation:
a. $2.66
b. $2.50
c. $2.80
d. $2.28