Answer:
range you can calculate maximum value - minimum value 78- 46=32
The solution to the inequality
is 
The number line is shown in figure attached.
Step-by-step explanation:
We need to solve the inequality: 
Solving the inequality:

Divide by 3 and divide by 12

So, value of x can be less than equal to -4 or value of x is greater than equal to 3.
The number line is shown in figure attached.
The solution to the inequality
is 
Keywords: Solving inequalities
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Answer:
x = ±2.24
Step-by-step explanation:
16x² - 80 = 0
16x² = 80 (Add 80)
x² = 5 (Divide by 16)
x = ±√5 (Square root both sides)
≈ 2.24, -2.24
Answer:
The answer would be (x+7)(x-7).
Step-by-step explanation:
(49 is a perfect square, which would be 7)
Answer: Option C) The solution contains points in three quadrants of the coordinate plane.
Please, see the attached files.
Thanks.