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nlexa [21]
3 years ago
5

*Urgent* Please help!!

Mathematics
1 answer:
satela [25.4K]3 years ago
3 0

Answer:

5, 0

Step-by-step explanation:

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How to simplify 6x^2y^-3/x^-5
mixas84 [53]
6x^7/y3 is the answer

8 0
3 years ago
A meteor crater is 4000 feet in diameter. approximate the distance around the crater.
Troyanec [42]

9514 1404 393

Answer:

  12,566 ft ≈ 2.38 miles

Step-by-step explanation:

The circumference of a circle is given by the formula ...

  C = πd

For a diameter of 4000 ft, the circumference of a circular crater is about ...

  C = (4000 ft)(3.141593) ≈ 12,566 ft

At 5280 ft per mile, that distance is about ...

  (12,566 ft)/(5280 ft/mi) ≈ 2.38 mi

The distance around the crater is about 12,566 ft or 2.38 miles.

3 0
2 years ago
In a box of 25 switches, 3 are defective. what is the probability of randomly selecting a switch that is not defective? enter yo
sergey [27]
Not defective : 25 - 3 = 22
probability of not defective : 22/25

22/25 × 100% = 88%
5 0
3 years ago
A jacket that reguraly costs $40 is on sale for $32 what percent of decrease was in the price of the jacket
Scorpion4ik [409]
Use the formula (new price-old price) / old price

32-40=-8
-8/40=-20%

the percent difference is 20%

the negative means it was a markdown
4 0
3 years ago
Read 2 more answers
I NEED HELP PLEASE, THANKS.
saveliy_v [14]

Answer:

B. 33.7 mm; 54mm^2

Step-by-step explanation:

<em><u>To find the perimeter, use the formula:</u></em>

P = a + b + c

P = 12 + 12 + 9.7

P = 33.7

<em><u>To find area, use the formula:</u></em>

A = \frac{1}{2} bh

A = \frac{1}{2} (12)(9)

A = \frac{1}{2} (108)

A = 54

6 0
2 years ago
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