It stretches the graph parallel to the y axis by a factor a. This has the effect of making the parabola more narrow.
Answer:
It decreased the amount of money in his bank account by $100
Step-by-step explanation:
When you withdraw money you you are taking money away so you are decreasing the amount of money in Mr. Moore's bank account by $100 dollars.
The answer to this question is x^(rt + s) since (x^r)^t becomes x^(rt) by the exponent power of a power property. Then multiplying powers of the same base results in the exponents being summed.
The answer is D= 77, 77-37=40