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Serhud
1 month ago
10

Explain why the graphing calculator cannot be used to solve or approximate solutions to all polynomial equations.

Mathematics
2 answers:
lawyer [12.5K]1 month ago
5 0

Some polynomial equations feature complex solutions.


As a result, graphing the associated function in the Cartesian (x-y) plane won't reveal these complex solutions.


Polynomial functions that only have complex solutions lack x-intercepts, meaning the corresponding equation will not have intersections.

lawyer [12.5K]1 month ago
4 0
To illustrate, plotting several points that do not intersect the x-axis and connecting them with a curve does not guarantee accurate x-intercepts. To ensure precision in identifying x-intercepts, one must set the quadratic equation to zero and solve it. Simply put, relying on visual approximations via a graphing calculator may not yield exact results.
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A cone is cut out of the center of a pyramid with a rectangular base. The rectangular base has side lengths of 15 and 10 units.
Svet_ta [12734]

Answer:

Volume of the shaded area = (600 - 36π) units³

Step-by-step explanation:

Volume of the shaded area = Volume of pyramid - Volume of cone

Volume of pyramid = ⅓*l*w*h

Where,

l = length of the base of the pyramid = 15 units

w = width of the base of the pyramid = 10 units

h = height of pyramid = 12 units

Substituting the values helps find the volume of the pyramid

Volume of pyramid = ⅓*15*10*12 = 5*10*12 = 600 units³

Volume of Cone = ⅓πr²h,

Where,

r = radius = ½ of diameter = ½ of 9 = 3 units

h = height = 12 units

Volume of Cone = ⅓*π*3²*12 = ⅓*π*9*12

= π*3*12 = 36π units³

Volume of shaded area = (600 - 36π) units³

3 0
27 days ago
Miguel buys a large bottle and a small bottle of juice. The amount of juice that the manufacturer puts in the large bottle is a
Zina [12379]
Pr(X>1540.2) = 0.0655. Step-by-step explanation: The expected value indicated for the large bottle is E(Large) = 1016, and for the small bottle, E(small) = 510. This leads to an expected total E(total) = 1016 + 510 = 1526. The new mean calculated is thus 1526. To find the standard deviation, we derive the variance of each bottle. The variance for the large bottle is v(large) = 8^2 = 64, while for the small bottle it's v(small) = 5^2 = 25. Hence, the total variance is v(total) = 64+25 = 89, resulting in a new standard deviation sd(new) = sqrt(89) = 9.434. To find the probability, we compute using the new mean and standard deviation. The z score is derived as z = (x - mean)/sd = (1540.2 - 1526)/9.434 = 1.505. Looking up this z score gives P(z<1.51) = 0.9345. Consequently, for x > 1540.2, we have P(z > 1.51) = 1 - 0.9345 = 0.0655.
7 0
1 month ago
Five out of eight birds that visited the feeder ate the birdseed. If 60 ate the birdseed today, how many birds visited the feede
zzz [12365]

Answer:

96.

Step-by-step explanation:

Multiplica cruzado y divide para hallar la respuesta.

5/8 = 60/?

8 x 60 = 480.

480 / 5 = 96.

8 0
1 month ago
Read 2 more answers
The Rao family won a raffle of $1,000 to spend at Dixie Amusement Park. They want to use it for a group tour and for meals. A to
Inessa [12570]

Answer:

Well, 1000>(15x+t)+(50x+100t) if there are children aboard.

B. The maximum amount is 19 if one adult is going with 18 children (meal plan excluded). Meanwhile, $1000

C. If solely adults are participating, then a maximum of 8 adults can join if they plan to use the raffle ticket for meals as well. Otherwise, the maximum number would be 10.

I hope this interpretation is accurate.

5 0
20 days ago
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Answer:

k

Step-by-step explanation:

u

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