Answer:
x²y²
Step-by-step explanation:
Refer to image below:
Answer:
(7w + 9x)(7w - 9x)
Step-by-step explanation:
Given expression;
49w² - 81x²
Now to solve the problem;
49w² - 81x² = 7²w² - 9²x²
Using differences of two squares;
x² - y² = (x + y)(x - y)
So;
7²w² - 9²x² = (7w + 9x)(7w - 9x)
Answer:
B.84 sq.units
Step-by-step explanation:
Adding both rectangles
12 + 72
84sq.units
pls Mark as brainliest
Answer:
Step-by-step explanation:
i believe you just have to add the fractions together since the denominator are the same :)
So in total Hazel can produce
Liters of juice
Answer: Interval = [103,∞)
Explanation :
A medicine become ineffective if its temperature ever reaches 103 degrees Fahrenheit or more .
So, Interval becomes [103,∞)
i.e. semi-open or semi-closed interval as it includes 
So, we used closed brackets i.e. square brackets and
For '∞' we always use open brackets only.