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masya89 [10]
3 years ago
7

What is the volume of a rectangular

Mathematics
1 answer:
gizmo_the_mogwai [7]3 years ago
7 0

Answer:

3x-x+2=4

Step-by-step explanation:

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A number , x,rounded to 1 decimal place is 3.7 what is the error interval for x
Phantasy [73]
<h2>Answer:</h2>

The error interval for x is:

                  [3.65,3.74]

<h2>Step-by-step explanation:</h2>

The number after rounding off is obtained as:

                          3.7

We know that any of the number below on rounding off the number to the first decimal place will result in 3.7:

   3.65     3.66    3.67    3.68    3.69    3.70    3.71   3.72    3.73    3.74

( Because if we have to round off a number present in decimals to n place then if  there is a  number greater than or equal to 5 at n+1 place then it will result to the one higher digit  at nth place on rounding off and won't change the digit if it less than 5 )

         Hence, the error interval is:

             [3.65,3.74]

     

8 0
3 years ago
Help someone please...
zalisa [80]

Answer:

303

Step-by-step explanation:

Surface area of cone is =\pi r^{2} +\pi rl , where l is the slant height.

Therefore the area of cone = 3.14 \times( 9^{2}) +(3.14 \times9\times20)

                                             =302.6

round off to nearest whole number, 303

6 0
3 years ago
Which number line best represents the solution to the inequality 3.3w - 9 &gt; -22.2?
mafiozo [28]

Answer:

The answer is G

Step-by-step explanation:

Because it states in the equation 3.3w-9 > -22.2

and in negatives place, the least number, example:-4 is greater than a bigger number (-22.2) so if you look at G, -9 and to the right would make sense since the equation is that 3.3w-9 is greater than -22.2. I hope this helps!!

8 0
3 years ago
The U.S. Federal Seed Act establishes germination rates for various fruit and vegetable seeds. Watermelon seeds are to meet a 70
babymother [125]

Answer:

Following are the responses to the given question:

Step-by-step explanation:

Level of Significance,\alpha =    0.05

Sample Size, n =    120          

Sample Proportion,   \hat{P} = 0.600      

z -value =   Z_{\frac{\alpha}{2}} =  1.960  \ \  [excel formula =NORMSINV(\frac{\alpha}{2})]

Standard ErrorSE = \sqrt{\frac{\hat{p}(1-\hat{p})}{n}} =    0.0447        

margin of error E = Z\times SE =    1.960   \times   0.0447   =   0.0877

When 95\% Confidence Interval              

Interval Lower Limit= \hat{p} - E =    0.600   -   0.0877   =   0.5123

Interval Upper Limit =\hat{p}+ E =   0.600   +   0.0877   =   0.6877

7 0
3 years ago
HELP ME GRAPH THIS EQUATION. I'LL GIVE BRAINLIEST.
scoray [572]
The y-intercept is at 1, from there plot the next point 1 down and three to the right (0,3), and repeat until the graph is done
6 0
3 years ago
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