Answer:
Samantha will save $37.50 because she must first find the 25% sale price before taking the extra 50% reduction
Step-by-step explanation:
I got it right :)
5. D (the number under the square root symbol must be greater than or equal to 0.
Answer:
i think 1000
Step-by-step explanation:
if 10 to the 5th power is 100000 and 10 to the 2nd power is 100 and you divide them the answer is 1000
400x to the power of 2 + 480x + 144
Answer:

Step-by-step explanation:
Given: a graph
To find: the average rate of change of the amount of the element over the 10-minute experiment
Solution:
A rate of change of one quantity with respect to another quantity is known as rate of change. If y is the dependent variable and x is the independent variable then average rate of change = change in y /change in x.
From the graph,
change in x (time) =
minutes
change in y ( amount of the element) =
g
So, average rate of change = 