The following table shows actual and projected worldwide annual sales and average selling prices of a certain type of smartphone in 2020 and 2024. q(p) Year = 2020 Selling Price ($) Sales (millions) 400 600 2024 350 (a) Use the data to obtain a linear demand function for this type of cell phone. (Let p be the price, and let q be the demand). 950 X Use your demand equation to predict sales (in millions) if the price is lowered to $300. million phones (b) Fill in the blank. For every $1 increase in price, sales of this type of cell phone decrease by million units.

Q: 「xytス

A:

Q: None

A: We have to find the given indefinite integration

Q: d.r r+5/+6

A:

Q: くl0 l0x+チ

A: Given inequality is, 110x+7≤10.

Q: Question 7

A: 7) (a) The given parametric equations are  x=t+2 and y=t2-1 and t∈-3, 3. Sketch the graph of the…

Q: s+s+ !

A:

Q: cosydy

A:

Q: Find aly if and of to

A: Differentiation

Q: find De Rf

A:

Q: profit nal Mar

A: Given,          A product has cost function Cx=x2-2x and revenue function Rx=10x ,           where x…

Q: n² +2 CS tmec with eamScantar

A:

Q: Consider the following system of linear equations. 5x + 2y + 3z = 7 2x + y + z = 4 7x + 3y+ 4z = n…

A:

Q: Question 9

A:

Q: tan x+ cot x csc(2x) = %3D

A:

Q: L'im 2x - 3

A:

Q: 3. f- 8xdx

A: Solve the integration

Q: 2x³-3x²-6x47 вхая

A:

Q: 1) 6dx 3/3

A: ∫33361+x2dx=6∫33311+x2dx=6tan-1x333=6tan-13-tan-133=6tan-13-tan-113=6π3-π6=2π-π=π

Q: What about third one?

A:

Q: A= A

A: We will find out the required value.