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kakasveta [241]
4 years ago
7

I need help on these two questions I would really appreciate anyone who can answer it I rlly don’t understand these two

Mathematics
1 answer:
KatRina [158]4 years ago
8 0

i would say h or j, but I’m more towards j :)))

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What is the value of (4-1/4) ÷ (2-1/2)?
Nana76 [90]

Answer:

2.5

Step-by-step explanation:

The value of (4-1/4) divided by (2-1/2) is 2.5

You welcome, <em>don't forget to give me the points...</em>

8 0
3 years ago
HELP PLEASE!!! The area of a square is (16x2 − 8x + 1) square units. Determine the length of each side of the square by factorin
svetlana [45]

Answer:

Length of each side = (4x-1)

Step-by-step explanation:

You could use the Quadratic formula to solve this, but there is a bit of a logical/intuitive gap you have to jump over at the end to get the answer.

For a straightforward mathematical explanation of what the area is equal to, you need to complete the square. From there you acknowledge that a square's sides are equal to each other and then you'll have your lengths.

My work is in the attachment. Comment with any questions.

8 0
4 years ago
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A coin is tossed 40 times. Heads appeared 18 times. Find the experimental probability of landing on heads.
noname [10]
18 out of 40

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5 0
3 years ago
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The Martin's want to buy a new computer. The regular price is $849. The store is offering a 20% discount and a sales tax of 6% i
topjm [15]

Answer:

20% of $849 is $169.8

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40.752

$679.2 + $40.752

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so approx $720

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3 years ago
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What is one example of the use of an infrared sensor?
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I believe your best answer would be monitoring a buildings entry and exit way because an infrared sensor is an electronic instrument which issued<span> to sense certain characteristics of its surroundings by either emitting and/or detecting </span>infrared<span> radiation.</span>
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3 years ago
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