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frozen [14]
2 years ago
6

I don't know what to do with this one????!!!!!

Mathematics
1 answer:
TiliK225 [7]2 years ago
8 0

Answer:

Step-by-step explanation:

height of post ÷ length of shadow = 2/10 = ⅕

height of tower is ⅕ the length of its shadow.

⅕×125 = 25

The tower is 25 feet tall

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How to solve In 14 + In x = 0
EastWind [94]

Answer:

x = 1/14

Step-by-step explanation:

You can work it as is by subtacting ln(14), then taking antilogs:

ln(x) = -ln(14)

x = 14^-1

x = 1/14

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Or you can rewrite to a single log and then take antilogs:

ln(14x) = 0

14x = 1

x = 1/14 . . . . . divide by the coeffient of x

7 0
2 years ago
3(x+4y)+5(2x-y) identify each of the properties used in each step
pashok25 [27]

Answer:

distributive property is used in this equation

Step-by-step explanation:

7 0
3 years ago
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Which expression has a value of 3?
Marina86 [1]

Step-by-step explanation:

3(4 *to the power of 2* - 3*to the power of 2*)

  • 3(4²-3²)
  • 3(16-9)
  • 3(7)
  • 21

24-23 x 3

  • 24-23×3
  • 24-69
  • -45

3*to the power of 3* - 3*to the power of 2

  • 3³-3²
  • 9-6
  • 3

(6*to the power of 2* - 3) (9*to the power of 2* - 70)

  • (6²-3)(9²-70)
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Hence, Option d. is the correct answer because it gives answer 3 when it is solved.

6 0
2 years ago
What is happening to this graph when the x-values are between - 1 and 1?
sp2606 [1]

Answer:

A. It’s decreasing

Step-by-step explanation:

<em>Hey there!</em>

<em />

Well on the graph at points -1 and 1 we can tell the line is going down,

meaning the line is decreasing.

<em>Hope this helps :)</em>

4 0
3 years ago
The equation of a parabola changes from y = x2 − 2 to y = x2 + 5. What transformation best describes the change in the equation?
Gwar [14]
I'm not totally sure the exact answer, or if this even helps, but the Y intercept is changing from -2 to 5
7 0
3 years ago
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