The answer is C because if something is divided by zero, it is undefined.
Answer: Yes
Step-by-step explanation:
To solve this, imagine you have a vertical line. You can use a ruler or something straight. Move the ruler across the screen. Does the ruler intersect 2 points at once? If so, then it is not a function. If it only intersects one point, then it is a function.
Always remember: a function cannot have two x's with different y-values.
Hope that helped!
Answer: Scalene means "a triangle that has three unequal sides"
therefore it is D
Assuming you meant square root of 90 it would be
90 equals 3 times the square root of 10
√90 = 3√10