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Blababa [14]
2 years ago
9

A rock is thrown from the top of a tall building. The distance, in feet, between the rock and the ground x seconds after it is t

hrown is given by f(x) = -16x 2 - 4x + 382 How long after the rock is thrown does it hit? A) 12.256 seconds B) 11.50 seconds
C) 4.7324 seconds D) 7.236 seconds
Mathematics
1 answer:
svlad2 [7]2 years ago
5 0

Answer: the answer to the question is C

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The highest elevation in a small country occurs on a mountain 1,232 meter above sea level, while the lowest elevation in the sam
Arte-miy333 [17]

Answer: 1,259 meters.

Step-by-step explanation:

GIven: The highest elevation in a small country occurs on a mountain above sea level = 1,232 meter

The lowest elevation in the same country occurs below sea level = -27 meters

The difference in elevation between the highest and lowest points = Highest - lowest

= 1232 - (-27) meters

= 1232+27 meters   [ (-)(-)=(+) ]

= 1259 meters

Hence, the difference in elevation between the highest and lowest points = 1,259 meters.

6 0
3 years ago
Please can you help for this question
tekilochka [14]

Answer:

A

Step-by-step explanation:

From the diagram, angle A is congruent to angle E. This is because they are both marked with the same symbol, signifying that they are congruent.

6 0
3 years ago
Evaluate x 1 - x -1 + x 0 for x = 2<br> a) 0<br> b)1/2<br> c)1 1/2 <br> d)2 1/2
laiz [17]
To solve, substitute the values of x with 2.
(2)^1 - (2) - 1 + 2^0 = 0.
The answer would be a)
6 0
3 years ago
Write the expanded form for 34.75
S_A_V [24]

Answer:

30+4+0.7+0.05

Step-by-step explanation:

Because the expanded form is added the number.

3=30

4=4.

7=0.7

and 5=0.05 so all together is 30+4+0.7+0.05

7 0
2 years ago
Lucrecia is saving up money to buy a birthday present for her best friend. She has saved up 16% of the $40 she needs. How much m
choli [55]

Answer:

6.40 saved 33.60 needed

Step-by-step explanation:

She needs $40 *16% = $6.40

$6.40 saved - $40 = $33.60 needed

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