Mathematics
Mathematics, 15.12.2019 02:31, helpmeplz11239

5. a sound wave is modeled with the equation y = 1/4 cos 2pi/3 ∅

a.) find the period. explain your method.
b.) find the amplitude. explain your method.
c.) what is the equation of midline?

answer
Answers: 2

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 16:30, milkshakegrande101
Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?
Answers: 1
image
Mathematics, 21.06.2019 17:30, CAPEPOPPA
Average acceleration: i have no idea how to do this.
Answers: 1
image
Mathematics, 21.06.2019 18:20, sweetbri7p5v6tn
Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions. a.  x2  − 4x  − 7 = 0b. 4r2  + 11r  − 3 = 0c. 3m2  + 7 = 0d.  t2  + 2t  + 1 = 0
Answers: 1
image
Mathematics, 21.06.2019 21:00, ja3698198
Circle d circumscribes abc and abe. which statements about the triangles are true? statement i: the perpendicular bisectors of abc intersect at the same point as those of abe. statement ii: the distance from c to d is the same as the distance from d to e. statement iii: bisects cde. statement iv: the angle bisectors of abc intersect at the same point as those of abe. a. i only b. i and ii c. ii and iv d. i and iii e. iii and iv
Answers: 2
Do you know the correct answer?
5. a sound wave is modeled with the equation y = 1/4 cos 2pi/3 ∅

a.) find the period. ex...

Questions in other subjects: