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Irina18 [472]
3 years ago
6

The height of a ball dropped from the top of a 450-foot tall building can be described by the expression

Mathematics
1 answer:
BaLLatris [955]3 years ago
8 0

Answer:

The answer is 386 feet.

Step-by-step explanation:

This equation simply asks to plug in a value that gives you the final value of the height. 450 is the initial height, and r (or l) is referred to as the amount of seconds after the item is dropped. 16 is the constant value of feet that the ball drops within one second.

Therefore, by substituting 4 for r (or l) and multiplying it by 16, you will receive 64 feet in 4 seconds. Finally, you need to subtract this from 450 feet, giving you a final answer of 386 feet.

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Pythagorean theorem in 3D.
Mekhanik [1.2K]

Answer:

<em>s = 5.4</em>

Step-by-step explanation:

2^2 + 5^2 = s^2

s^2 = 4 + 25

s^2 = 29

s = sqrt(29)

s = 5.4

6 0
2 years ago
If we get the 100 from number 1 each year for ten years and invest each payment in an account that earns 8% how much will be the
blsea [12.9K]

Answer:

$1,448.66

Step-by-step explanation:

The future value of an annuity with yearly deposits 'P' at an interest rate of 'r' invested for 'n' years is determined by:

FV = P[\frac{(1+r)^n-1}{r}]

For P = $100, r = 0.08 and n = 10 years:

FV = 100[\frac{(1+0.08)^{10}-1}{0.08}]\\FV=\$1,448.66

The amount at the end of the ten years is $1,448.66

4 0
3 years ago
Pls pls, pls help me with my math
Neko [114]

Answer:

Obviously only D is true

Note 2 x - 1 < 10 can be rewritten

2 X < 11       and

x < 5.5

So all of the values in the set would have to be less than 5.5

4 0
2 years ago
Do i have the right answer in the attachment?
Effectus [21]

Answer:

nope it would be B (1)

Step-by-step explanation:

3 0
2 years ago
Read 2 more answers
Help ASAP!! See screenshot below.
Anika [276]

ANSWER

The relation is not a function.

EXPLANATION

The relation is not a function because we have an x-coordinate mapping on to more than one y-coordinate.

This occurs at x=1.

The ordered pairs (1,1) and (1,3) disqualify the relation from being a function.

Hence the relation is not a function.

5 0
3 years ago
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