2.it is called the x-axis in the rectangular coordinate system.
a. origin
b. horizontal line
c. vertical line
d. quadrant
3.it is called the y-axis in the rectangular coordinate system
a. origin
b. horizontal line
c. vertical line
d. quadrant
4.a french mathematical and philosopher who invented the rectangular coordinate system?
a. cartesian coordinate
b. quadrant
c. function
d. ordered pair
5. a rational expression is defined for all real number which denominator is not equal to zero which of the following is NOT a rational expression?
A.
[tex] \frac{2x}{5x} [/tex]
B.
[tex] \frac{5}{ {x}^{2} - 4} [/tex]
C.
[tex] \frac{10x - 5}{x + 3} [/tex]
D.
[tex] \frac{x - 1}{0} [/tex]
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Answer:
(Hindi ko pa na pag-aralan yung 5.) sorry:(
Sige, stay safe)