Question

For questions 1-2, what are the excluded values?
1. y = 4/9x-45
A.-5
B.0.2
C. 5
D. -0.2
2. y= 7/2x + 48
A.0.04
B.24
C.-24
D. -0.04

Answer 1

Since, zero in the denominator makes the equation undefined,
the values which make the denominator =0 will be excluded.

so, for 1)st
what vlue of x make 9x-45 =0
?

Answer 2

C @hartnn

Answer 3

thats correct! :)
in same way, for 2)nd

2x-48=0
for which value of x ?

Answer 4

B @hartnn

Answer 5

oh sorry, its 2x+48

so 2x+48 = 0
gives x = -24 , option C
:)