Answer:
b) - 3
Step-by-step explanation:
If x = -3 , then
x + 3 = -3 + 3 = 0
So, denominator would become 0. So , anything divided by 0 is undefined
20
Step-by-step explanation
√(25)(16)
A. 25.7°
the sum of straight angle is 180°.
so, i subtract 154.3 from 180.
i get 25.7 °