Answer:
506 square inches
Step-by-step explanation:
length=22 inches
breadth=23 inches
area=length *breadth
area=22*23=506 squareinches
Answer:
a = 9
Step-by-step explanation:
expand (y - 3)(y² + 3y + 9)
= y³ + 3y² + 9y - 3y² - 9y - 27
compare the coefficients of like terms with
y³ + 3y² + ay - 3y² - ay - 27
ay = 9y and - ay = - 9y ⇒ a = 9
Answer:
The 99% confidence interval for the proportion of ASD in Arizona is (0.014, 0.018).
Step-by-step explanation:
The information provided is as follows:

The sample proportion is:

The critical value of <em>z</em> for 99% confidence level is, <em>z</em> = 2.56.
Compute the 99% confidence interval for the proportion of ASD in Arizona as follows:


Thus, the 99% confidence interval for the proportion of ASD in Arizona is (0.014, 0.018).
Total weight of three items is 2.875 pounds
<em><u>Solution:</u></em>
Given that,
Maya is packing her backpack for hike
From given,


<em><u>How much weight do these three items add to her backpack?</u></em>
Add all these together

Thus total weight of three items is 2.875 pounds