Answer:
1145
Step-by-step explanation:
- <em>The upper bound is the smallest value that would round up to the next estimated value</em>.
Since the number was rounded to nearest ten, the upper bound is:
which rounds up to 1150 which is the next estimated value greater than 1140
The answer to this question is a.
This is how I did it, I really hope it helped you with your homework
<span><span>x=0,<span>√70</span>,<span>−<span>√70</span></span></span><span>x=0,70,<span>-70</span></span></span><span>x≈0,8.36660026,<span>−<span>8.3666002</span></span></span>
Your answer is -2 1/12. :)