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Mrrafil [7]
3 years ago
9

Solve for a: 2a + 8b = 4c

Mathematics
2 answers:
professor190 [17]3 years ago
8 0
The answer is
a=2c-4b
Sever21 [200]3 years ago
6 0

Answer:

a=2c-4b

Step-by-step explanation:

Isolate the variable by dividing each side by factors that don't contain variables.

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A produce supplier ships boxes of produce to individual customers. The distribution of weights of shipped boxes is approximately
schepotkina [342]

Answer:

0.67(4)+ 36

Option D

Step-by-step explanation:

Given that a producer ships boxes of produce to individual customers.(say x)

X is a normal random variable with mean = 36 and std dev  =4 lbs

By definition of std normal variate we know that

\frac{x-36}{4} is N(0,1)

75th percentile of std normal distribution is

0.675

Hence corresponding x would be

36+0.675(4)

Option D matches with this value

Hence answer is option D

0.67(4)+ 36

5 0
3 years ago
Read 2 more answers
C. If a < 0 and f(a) > 0, then the point (a, f(a))
professor190 [17]
The answer is: b - lies in quadrant II when graphed.

Explanation:

Any number less than zero is a negative number.

Example: -1

Any number greater than zero is a positive number.

Example: 1

(a, f(a))

(-1,1)

When these example points are graphed, they are placed in the second quadrant.
3 0
2 years ago
Determine if the graph is symmetric about the x-axis, the y-axis, or the origin. r = 2 cos 3θ​
Nina [5.8K]
Take a quick peek at brainly.com/question/10417591
that's how you test for the y-axis, x-axis and origin

recall your symmetry identities, cos(- θ) = cos(θ)

so, simply replace θ for those values, and if the resultant function looks exactly like the original, then it has that symmetry.
5 0
3 years ago
Y=cosx what will will dy/dx be ​
aliya0001 [1]

9514 1404 393

Answer:

  y' = -sin(x)

Step-by-step explanation:

Your table of derivatives of trig functions tells you the derivative of the cosine is the opposite of the sine.

  dy/dx = -sin(x)

6 0
3 years ago
Write the fractional notation in lowest terms. <br> 110 minutes to 4 hours.
Angelina_Jolie [31]
It will be 27 mins to 2 hours I think
5 0
2 years ago
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