Answer:
b
Step-by-step explanation:
B. Y= (x - 10) ^ 4 - 81 OR y = x^4 - 20x +91
Step-by-step explanation:
D. Both charges must be different.
Because, like charges repel each other and different charges attract each other.
Answer:no
Step-by-step explanation: No, because all the ratios of y to x are not equal.