rainbow6e
16.06.2021 •
Mathematics
Can someone please help me with this :)
What's the solution set of –4x + 1 ≤ 9 or x∕5 + 2 < 3?
Question 3 options:
A) All real numbers
B) x ≥ –2 or x < 5
C) 2 ≤ x < 5
D) There is no solution.
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Ответ:
A. 4 and - 4
Step-by-step explanation:
x^2 =16, because 4^2 =16, and (-4)^2 =16
equation has a two solutions
x=4 and x=-4