Answer:
the line perpendicular: x=-3
Step-by-step explanation:
Answer:
We call the denominator rational.
Step-by-step explanation:
For example:

It's clear that the denominator is now a rational number, not an irrational one anymore.
Answer:
-3.75
Step-by-step explanation:
the opposite changes the sign from positive to negative, so the opposite of 3.75 would be -3.75
First: 0
Second: 0
Third: -5
Fourth: y=4x
add the 2 probabilities together:
0.297 + 0.423 = 0.72
Answer is C