If you start with a note frquency of 620Hz, what frequency is two octaves lower than this frequency.

Q: Use a calculator to approximate the value of the expression arccot 15.5, if possible. Round your…

A: The expression is the inverse cotangent function of 15.5. This expression basically means to find…

Q: or to evaluate the expression

A: Given that: The expression is cos-1 ( 0.8352).

Q: Use a calculator to approximate the value of the expression arccos(−0.7), if possible. Round your…

A: Given: To Find: To approximate the value of the given expression by using a calculator.

Q: QUESTION 12 Change the fraction 13/16 to a decimal.

A:

Q: Question 4 The number 196090, when rounded off to 3 significant figures, would appear as 1.96 x 105…

A: Given a number 196090 which is to be rounded off to 3 significant figures.

Q: In 1960, an earthquake with a magnitude of 9 on the Richter scale occurred in Chile. In 1994, an…

A: An earthquake is the shaking of the surface of the Earth resulting from a sudden release of energy…

Q: Find the exact value of the expression. 213 sec 3

A:

Q: A helicopter is 66.0 mi due north of a VOR (Very high frequency Omnidirectional Range) station…

A: Solution:-

Q: 4) 400°

A: We know 400° lies in first quadrant so standard position lies in first quadrant

Q: elp on

A: Let X be the random variable such that the number of shoes the students owned. The sample data…

Q: What is the wavelength (in nano meter) of an electromagnetic wave whose frequency ?is 3.64x10^14 Hz

A: Solution:-

Q: 3) 500°

A:

Q: The high temperature for a certain day was 2° above zero and that night's low temperature was 25°…

A:

Q: Explain in your own words how you would use yourcalculator to find the value of cot-110.

A: Enter the arc cot x function on the calculator. arccot ( )

Q: What is the wavelength (in nano meter) of an electromagnetic wave whose frequency * ?is 3.64x10^14…

A: We have to use electromagnetic waves relations.

Q: csc 120

A: The value of sine of an angle represented as a sum of 90o and angle θo is given by:…

Q: Starting with a tone having a frequency of 1632 cycles per second , find the frequencies of the…

A: Typically divide 1632 cycles by 2m for m octave lower.

Q: Find the exact value of csc 45°. csc 45° %3D (Simplify your answer, including any

A:

Q: QUESTION 6 A museum charges $10 for an adult ticket and $5 for a child ticket. On a given day, 46…

A: Let the number of adult tickets be x and the number of child tickets be 46-x. Then by using the…

Q: дудх dr дхду

A: We have to find derivative

Q: Use a calculator to approximate csc (- 304 degree).     0.8290

A: Given to find the value of   csc-304° The trigonometric ratios used here are   cscx=1sinxsin-x=-sinx

Q: I am not sure how to find the width  of each class of numbers without the range and can not use a…

A: Class width is  given by difference of upper limits of any 2 consecutive classes. Class width can…

Q: eet Bedroom 4 23327

A: The intensity and direction of the linear relationship between x and y are shown by the correlation…

Q: Give the reciprocal of the given number. 3x

A:

Q: A meteorologist measured the eyes of hurricanes to be 12 to 19 miles in diameter during one season.…

A: The diameters measured by the meteorologist are 12 miles and 19 miles. Range of areas of the land…

Q: Question 5. Express the number 1.234567 as a ratio of integers.

A:

Q: Disregarding a.m. or p.m., if it is now 9 o'clock, what time will it be 60 hours from now?

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Q: It is currently 7:00 PM. What time (in AM or PM) will it ne in 1000 hours?

A:

Q: A radio tower has a 2525-foot shadow cast by the sun. If the angle from the tip of the shadow to the…

A: We know,  tanθ=heightbase

Q: Starting with a tone having a frequency of 155 cycles per second , find the frequencies of the tones…

A: Frequency tone is calculated below-

Q: In black-and-white photography if one uses a red light of wavelength 649.9 nm in darkroom, its…

A:

Q: round 186.33 to the nearest ten (not tenth). include a drawing to support your answer.

A:

Q: QUESTION 6 Change the decimal 0.68 to a fraction and simplify. 17/25

A:

Q: Find the exact values without a calculator.

A:

Q: Use a calculator to find the value csc 1.5 to four decimal places:

A: Given that: csc1.5

Q: A motor rotates at 1,627 % revolutions per second. How many revolutions will it make in 13/15 of a…

A: It is given that a motor rotates at 1,627% revolutions per second. So, the number of revolutions per…

Q: What is the intensity level of a lawm mower if the sound has the intensity of 0.00063 W/m^2?

A: Given  Intensity level L = 10 log(I/Io) db I = 0.00063 W/m2 = 63× 10-5 W/m2 Io =  10-12 W/m2

Q: QUESTION 5 Simplify x2 - 16 x² + x - 90 X-9 x + 14x +40 TTTT Paragraph

A:

Q: Find the length x to the nearest whole number. 350 510 X 22°

A:

Q: Question 6 Convert 283% to a decimal and do not round.

A: We have to solve the conversation percentage to decimal

Q: Part D. Please show step by step calculation in TI 84

A: Introduction:Consider X as the level of support for corporate sustainability by a randomly selected…

Q: The conversion of a substance A is according to the simple chemical conversion. If only 5/11 of the…

A: Since,511of substance has been converted in 12 sec.Let,x=total substanceTherefore,511x=12 secx=12115…

Q: eight of the tree to the neares

A: The length of the wire = 15 ft.  The angle of elevation = Let the height of the tree = h

Q: te the ratios of the highest fret to the previous fret and simplify to a decimal. Create the ratio…

A:

Q: At six o'clock, the grandfather clock struck 6 times. If it was 30 seconds between the first and…

A:

Q: If AD = 12, find the length of DB E 3_c A 12 B

A:

Q: If the temperature of the metal surface is {6} K, then calculate its value in Fahrenheit

A: Given information: Given that the temperature of the metal surface is K = 6.

Q: When the son will be as old as the father today their ages will add up to 126 years. When the father…

A: Given the son will be as old as the father today their ages will add up to 126 years. When the…

Q: how much more intense is an earthquake with a magnitude of 5.4 on the ritcher scale than one with a…

A: