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xz_007 [3.2K]
3 years ago
9

Can someone help me plssssss

Mathematics
1 answer:
Akimi4 [234]3 years ago
5 0

Answer:

16.5

Step-by-step explanation:

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25 is 55% of what number
mart [117]

Answer:

45.45

Step-by-step explanation:

25 is 55% of What Number? - 25 is 55% of 45.45. 100% of 45.45 is 45.45, therefore 55 percent of 45.45 equals 25.

5 0
2 years ago
Read 2 more answers
Question 2 2.1 2.2 2.2.1 2.2.2 Determine the general solution for sin(x - 30°) = cos 2x Consider the functions f(x) = sin(x-30°)
OLEGan [10]

The general solution for the given equation is 40°+120°n.

The period of g(x) is π.

The range of f(x) is [-1, 1].

  • sin(x-30°) = cos 2x
  • sin(x-30°) = sin(90°-2x)
  • (x-30°) = (90°-2x) + 360°n
  • x + 2x =  90° + 30° + 360°n
  • 3x = 120° + 360°n
  • x = (120° + 360°n)/3
  • The general solution (x) is 40° + 120°n.
  • g(x) = cos 2x
  • The period of cos x is 2π.
  • If the multiplying factor of x is 'n', then it decreases the period by n times.
  • Here, in g(x), n is 2.
  • The period of g(x) is equal to half the period of cos x.
  • The period of g(x) = 2π/2
  • The period of g(x) is π.
  • f(x) = sin(x-30°)
  • "Sin" is a trigonometric function which has a range from -1 to 1.

To learn more about  period, visit :

brainly.com/question/12539110

#SPJ9

5 0
1 year ago
Which graph shows the solution to x-2y_>9
STatiana [176]

Answer:

U

Step-by-step explanation:

6 0
3 years ago
Alex is making puppets for a show. He bought all the string needed for $125.It costs $18 for the remaining materials to make eac
eimsori [14]

Answer:

900

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
If the volume of the solid below is 84 cubic inches, what is the height of the solid?
frozen [14]

Height = Volume / area of base

Area of base = 3.5 x 4 = 14 sq. inches.

Height = 84 / 14

Height = 6 inches.

3 0
3 years ago
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