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kony345p
14.07.2019 •
Mathematics
Choose the value of x that makes the open sentence true 30 - x^2 < 3x + 7 a 4 b 3 c 2 d 1
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Ответ:
Option A - 4
Step-by-step explanation:
Given : Inequality![30 - x^2 < 3x + 7](/tpl/images/0086/9101/daaa5.png)
To find : Choose the value of x that makes the open sentence true ?
Solution :
We substitute the value of x from options to check which is true,
A) x=4
It is true.
B) x=3
It is false.
C) x=2
It is false.
D) x=1
It is false.
Therefore, Option A is correct.
Ответ:
2+5-(3-3)
2+5-0
7-0
7
hope this helps