7 Answered Questions for the topic Positive

08/15/18

#### DIsplacement and Velocity

Velocity can be either positive or negative, depending on the direction of the displacement. The time interval Δt is always positive why

04/08/18

#### How do you determine the degree of a polynomial in factored form? And how do you determine the degree of a polynomial in standard form?

A.)  How do you determine the degree of a polynomial in factored form?  B.)  How do you determine the degree of a polynomial in standard form?  C.) How do you determine if a polynomial is... more

10/26/16

#### Prove that (2n-3)^2 - (2n+3)^2 is a multiple of 8 for all positive integer values of n.

This is the supposed way of working it out: Expand: (2n+3)^2 - (2n-3)^2 (2n+3)(2n+3) - (2n-3)(2n-3) (4n^2+6n+6n+9) - (2n^2-6n-6n+9) 4n^2+6n+6n+9-2n^2-6n-6n+9 Then simplify to... more

01/03/16

#### state the positive value(s) of x for which the production costs at the two sites are equal. explain how you determined your answer

A company is considering a manufacturing plant. They determine the weekly production cost at site A to be A(x)=3x2 while the production cost at site B is B(x)=8x+3, where x represents the number of... more

04/28/15

#### For how many integers x is

(15+2x)(17-3x)(2-5x)(31-3x) positive?

11/27/14

#### Find formulas for the entries of Mn

Let M=[1 -2            1  4]  Find formulas for the entries of Mn, where n is a positive interger

06/12/14

#### On which two intervals is the function increasing

For x E [-11,11] the function f is defined by  f(x)=x6(x-2)5 1) On which two intervals is the function increasing? 2)Find the region in which the function is positive 3)Where does the function... more

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