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enot [183]
3 years ago
8

Using a model of the prototype artillery, a ball is fired into the air with an initial upward velocity of 48 ft/s. Its height, h

, in feet after t seconds is given by the function:
What height will the ball be when 2 seconds has passed?
In how many seconds will the ball reach its maximum height?
What is the ball’s maximum height?
After how many seconds will the ball hit the ground?
Mathematics
1 answer:
Mila [183]3 years ago
7 0
Don't open the file ‼️
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This is the answer right?
dalvyx [7]
No, the question is stating the product of a number (the variable n represents the number) and 10 is 142. In other words, 10 times another number is 142. Hence, the answer would be A.
5 0
4 years ago
I need help on this parallelograms question.
yarga [219]
180-132+x-6x+12=0
48+x-6x+12=0
48-5x+12=0
60-5x=0
-5x=-60
x=12
3 0
3 years ago
Read 2 more answers
Please give the actual answer if you choose to anwser
zlopas [31]

9514 1404 393

Answer:

  C. 78°

Step-by-step explanation:

The sum of angles in a triangle is 180°.

  (7x-6)° +(4x+11)° +43° = 180°

  11x +48 = 180 . . . . . divide by °, simplify

  11x = 132 . . . . . . . subtract 48

  x = 12 . . . . . . . divide by 11

Then the measure of angle T is ...

  ∠T = (7x -6)° = (7(12) -6)°

  ∠T = 78°

6 0
3 years ago
For this you must use Tan<br>Please help.
Scorpion4ik [409]
Tan x =opposite/ adjacent =9/5
x= arctan(9/5)≈61
4 0
3 years ago
According to a survey conducted by Deloitte in 2017, 0.4702 of U.S. smartphone owners have made an effort to limit their phone u
musickatia [10]

Answer: 0.628

Step-by-step explanation:

Probability of U.S. smartphone owners have made an effort to limit their phone use in the past : p = 0.4702

Sample size : n= 54

Mean : \mu =(54)(0.4702)=25.39

Standard deviation:

\sigma=\sqrt{(54)(0.4702)}=\sqrt{25.39}\\\\\approx5.039

The probability that between 22 and 29 (inclusively) will have attempted to limit their cell phone use in the past will be :

P(22\leq x\leq29)=P(21

Hence, the required probability = 0.628

5 0
3 years ago
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