a.) ײ + 9× 2= 20
b.) 2t² < 21 - 9t
c.) r² +10r ≤ - 16
d.) 15 - 16h² = 0
e.) 2s² + 7s + 5 >0
1. Which of the given mathematical sentence is/are quadratic equation/s and not quadratic equation/s?
QUADRATIC EQUATION
NOT QUADRATIC EQUATION
2. How do you describe quadratic equations?
3. How do you describe those mathematical sentences which are not quadratic equation?
4. How do you differentiate quadratic equation to not quadratic equation?
![A 9 2 20b 2t Lt 21 9tc R 10r 16d 15 16h 0e 2s 7s 5 Gt01 Which Of The Given Mathematical Sentence Isare Quadratic Equations And Not Quadratic Equations QUADRATIC class=](https://ph-static.z-dn.net/files/d4b/ee145f9573024ba83a2f070c6d1619f5.jpg)