3ar+ 8n Luas permukaan air dalam sebuah mangkuk, A cm?, ialah A = Diberi bahawa kadar perubahan %3D 4r luas permukaan ialah 4cm?s. Cari 3rr2+ 8t The surface area of water in a bowl, A cm?, is A = Given that the rate of change of the surface 4r area is 4cm?s, Find dA (a) apabila r 4cm when r = 4cm (b) kadar perubahan jejari, dalam cms, apabila jejarinya ialah 4cm. the rate of change of the radius, in cms', when its radius is 4cm. c) perubahan kecil bagi luas jika jejarinya bertambah daripada 4cm kepada 4.05cm. the small change of area if its radius increases from 4cm to 4.05cm.

Q: 1. The length of the wax candle varies inversely as the amount of time after it has been lit. If a…

A:

Q: 3. Determine the equation of the line that passes thru Pi(4,-8) and P2(0, %).

A: The given points are 4,-8 and 0,34

Q: The Value of the Variablex that ful fills the la Fo llowing eauation %3D

A:

Q: Please classify the following table as either direct variation, inverse variation, or neither.

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Q: Tell wether x and y show direct variation, inverse variation, or neither. Explain your reasoning.…

A: (1) Consider the provided equation, y=x-2 Tell whether x and y show direct variation, inverse…

Q: The frequency, F (the number of oscillations per unit of time), of an object of mass m attached to a…

A: Calculation:a. The initial statement Frequency is inversely proportional to the square root of the…

Q: 3) Tennis balls come in cans. Serena has 3 cans that store 9 tennis balls. Consider the number of…

A: Solution

Q: Identify the constant of variation and equation for the inverse variation. {(1,9), (-1,-9),…

A: According to the problem

Q: inverse variation: A. = 2 B. r = - C. 3y²r = y

A: Given query is to find the which variation is inverse.

Q: The quantity a varies directly with d and inversely with b and c When d= -10, b 5, and C = 8, a 2.…

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Q: Find a direct variation model that relates y and x. x = 2, y = 24

A: If x and y are related by an equation of the form y=kxn  the relationship is direct variation and y…

Q: The area of a circle varies directly as the square of its radius. A circle of radius 4 cm has an…

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Q: Is this table direct or inverse variation

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Q: The amount Q of water emptied by a pipe varies directly as the square of the diameter d. A pipe 2…

A: Here, amount A of water emptied by a pipe varies directly as the square of a diameter d. That is:…

Q: Which ordered pair would be a point on the line y= 3x -5? A) (0,0) B) (2,-1) (C) (-1, -8) D) (5, -5)

A: The solution is :

Q: The percent of the variation of y explained by changes in x is O A. R? OB. В. O C. bo O D. r

A: Correct answer is  (A) R2

Q: 1. Is the relationship between the values in each table a direct variation, an inverse variation, or…

A: Pre-Requisite Knowledge:- For direct variation, we need y/x to be a constant value…