Answer:
B
Step-by-step explanation:
The black graph is the graph of y=f(x).
The red graph is the reflection of the black graph across the y-axis.
A.
determines the translation of the graph
one unit to the right.
B.
determines the reflection of the graph
across the y-axis.
C.
determines the translation of the graph
one unit up.
D.
determines the reflection of the graph
across the y-axis.
How to round 409,184 to the nearest ten thousand
409,184=410,000
so 409,184 rounded to the nearest ten thousand is 410,000
Answer:
Demetrius's account is $84 higher after the two transactions
Step-by-step explanation:
Let
x -----> original amount in Demetrius's account
y ----> amount in Demetrius's account after the deposit and the withdraws
we know that
The amount in Demetrius's account after the two transactions must be equal to the original amount in Demetrius's account plus the deposit minus the withdraws
so


therefore
Demetrius's account is $84 higher after the two transactions
Answer:
The 80% confidence interval for difference between two means is (0.85, 1.55).
Step-by-step explanation:
The (1 - <em>α</em>) % confidence interval for difference between two means is:

Given:

Confidence level = 80%

*Use a <em>t</em>-table for the critical value.
Compute the 80% confidence interval for difference between two means as follows:

Thus, the 80% confidence interval for difference between two means is (0.85, 1.55).