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Tomtit [17]
3 years ago
6

A skydiver is falling at approximately 28 feet per second. Find the skydiver's change in altitude

Mathematics
1 answer:
Free_Kalibri [48]3 years ago
7 0

9514 1404 393

Answer:

  -140 feet

Step-by-step explanation:

The relation between speed, distance, and time can be written ...

  distance = speed × time

  distance = (28 ft/s)(5 s) = 140 ft

In 28 seconds, the skydiver changed position by 140 feet. Since the direction is presumed to be down (falling), the change in altitude is -140 feet.

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The function h is defined by h(x) =<br> 6+ x<br> -5+ 3x<br> Find h(5a).
almond37 [142]

Answer:

(6+5a)/ (-5 +15a)

Step-by-step explanation:

h(x) = (6+x) / (-5+3x)

Let x = 5a

h(5a) =(6+5a) / (-5+3*5a)

        = (6+5a)/ (-5 +15a)

3 0
3 years ago
13.05 less than the product of 26 and x <br> Write it in algebraic expression
madreJ [45]
13.05 <26*x
13.05 is less than the product of 26 and x
5 0
3 years ago
Factor completely 3x3 − 6x2 − 24x. 3x(x − 4)(x + 2) 3x(x + 4)(x − 2) 3x(x − 3)(x − 2) 3x(x + 3)(x − 2)
inysia [295]

Answer:

3x(x - 4)(x + 2)

Step-by-step explanation:

Given

3x³ - 6x² - 24x ← factor out common factor of 3x from each term

= 3x(x² - 2x - 8) ← factor the quadratic

Consider the factors of the constant term (- 8) which sum to give the coefficient of the x- term.

The factors are - 4 and + 2, since

- 4 × 2 = - 8 and - 4 + 2 = - 2, thus

x² - 2x - 8 = (x - 4)(x + 2) and

3x³ - 6x² - 24x = 3x(x - 4)(x + 2)

7 0
3 years ago
Trying to help my daughter can't figure this out.
Anvisha [2.4K]

Answer:

width equals 16

length = 20

Step-by-step explanation:

Hello there!

we know that the perimeter is 72 m

and the width is 4 m less then the length

perimeter is 2w+2l

w=width and l = length

72 + (2x-4) = 72+8 = 80

80 / 4 (because there are 4 values, w, w, l, l ) = 20

so now...

20 - 4 = w

16 = w

and 20 = l

16+16 = 32

20+20 = 40

32+40 = 72

7 0
3 years ago
What is the solution to the opening sentence?
777dan777 [17]

Hello.

The answewr is: 3

Step 1: Subtract 2x from both sides.

4x−4−2x=2x+2−2x

2x−4=2

Step 2: Add 4 to both sides.

2x−4+4=2+4

2x=6

Step 3: Divide both sides by 2.

2x2=6/2

Have a nice day

7 0
4 years ago
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