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aalyn [17]
2 years ago
14

PLZ help i rlly bad at math

Mathematics
2 answers:
Rainbow [258]2 years ago
5 0

The blue diamond shape has 4 lines of symmetry

The sun has 8 lines of symmetry

sdas [7]2 years ago
4 0
4 lines of symmetry 8 times in one full rotation
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. A Gardener has 6203 plants. He wants to plant this in such a way that the number of rows and the number of columns remain the
Anastasy [175]

Answer:

38

Step-by-step explanation:

Since he wants to have equal number of rows and columns..the number of plants must be a root number. 6203 is not a root number. 6241 is the closest root number

(√6241= 79)

So he needs a minimum of 6241 plants in total for it.

6241-6203= 38

Therefore he needs 38 more plants

5 0
3 years ago
I wanna finish this hw but I don't know how to do it pls teach me
tresset_1 [31]

Answer:

y 16

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
A batch of 40 semiconductor chips is inspected by choosing a sample of 5 chips. Assume 10 of the chips do not conform to custome
butalik [34]

Answer:

a) 658008 samples

b) 274050 samples

c) 515502 samples

Step-by-step explanation:

a) How many ways sample of 5 each can be selected from 40 is just a combination problem since the order of selection isn't important.

So, the number of samples = ⁴⁰C₅ = 658008 samples

b) How many samples of 5 contain exactly one nonconforming chip?

There are 10 nonconforming chips in the batch, and 1 nonconforming chip for the sample of 5 be picked from ten in the following number of ways

¹⁰C₁ = 10 ways

then the remaining 4 conforming chips in a sample of 5 can be picked from the remaining 30 total conforming chips in the following number of ways

³⁰C₄ = 27405 ways

So, total number of samples containing exactly 1 nonconforming chip in a sample of 5 = 10 × 27405 = 274050 samples

c) How many samples of 5 contain at least one nonconforming chip?

The number of samples of 5 that contain at least one nonconforming chip = (Total number of samples) - (Number of samples with no nonconforming chip in them)

Number of samples with no nonconforming chip in them = ³⁰C₅ = 142506 samples

Total number of samples = 658008

The number of samples of 5 that contain at least one nonconforming chip = 658008 - 142506 = 515502 samples

6 0
3 years ago
A rectangular garden has length and width as given by the expressions below.
anyanavicka [17]

Answer:

(8 - 42x - 56y -12xy) is you're answer.

Step-by-step explanation:

6 0
3 years ago
What is the domain and range of the following function
mel-nik [20]

Answer:

domain: (–∞,∞)    or  all real numbers

range: (–∞,∞)       or  all real numbers

Step-by-step explanation:

domain is left to right (x-axis). looking at the graph, as you go from left to right, the x-values are infinitely getting more negative and positive.

range is bottom to top (y-axis). as you go from bottom to top, the y-values are infinitely getting more negative and positive.

6 0
2 years ago
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