Answer:
D. 4
Step-by-step explanation:
since ,√(-12) is not a real number
Then
The function f is not defined for x = 4
Answer:
b. 30
Step-by-step explanation:
70 + (x + 80) = 180
180 - 70 - 80 = 30
x = 30
Answer:
In A and D the arrows are perpendicular, in B they are parallel and in C they are neither parallel nor perpendicular.
Step-by-step explanation:
Answer:
Step-by-step explanation:
Given the following expression:
In order to triple it, you must multiply it by 3:
Now, to simplify it, you must apply the Distributive Property:
The exercise indicates that you must subtract it from this expression:
So, the subtraction have this form:
Therefore, subtracting both expressions, the expression obtained is: