111 Answered Questions for the topic Mathmatics

03/09/17

Some real-world examples of tessellations that you can find?

real-world examples of tessellation that can be found in the life.
Mathmatics

02/20/17

in 2014 the spanish national debt was about 849 billion euros (the euro is the unit of currency in spain).

in 2014 the spanish national debt was about 849 billion euros (the euro is the unit of currency in spain).spains population in 2014 was about 46.7 million people. (scientific calclaltor can be... more
Mathmatics

02/06/17

How many miles will the boat travel in 1 1/2 hour?

The boat is going 12 and a half miles each hour.
Mathmatics

01/31/17

what percent of the original price are you paying?

A publisher marks up a textbook by 55%, and a bookstore further marks up the textbook by 25%. What percentage of the original cost do you pay?
Mathmatics Math Domain

11/18/16

find the domain pls

Find the domain of the following :   f(x) = 1-1/x^2/1+√(2x-4)^2   and   g(x) = √t+3 / t-t^3   and thank you !
Mathmatics

11/17/16

What is the number of views expected to be four weeks from now?

The initial number of views for a blog was 20. The number of views is growing exponentially at a rate of 20% per week.Round to the nearest whole number.
Mathmatics Math Simplify

11/16/16

Help me with this simple Q :(

what's the answer of (x-1)/x(1-x)   How can I change x-1 to 1-x ?

11/13/16

explain who is correct and WHY; adapt corrdct method

Tylishia says that she can calculate 324-198 by adding 2 to both numbers and calculating 326-200. Marcus says that she could get the correct answer by subtracting 2 from 324 and adding 2 to 198... more
Mathmatics

11/10/16

Which statement describes the graph of this polynomial function?

f(x)=x5-6x4+9x3 The graph crosses the x axis at x = 0 and touches the x axis at x = 3. The graph touches the x axis at x = 0 and crosses the x axis at x = 3. The graph crosses the x axis at x =... more
Mathmatics

11/10/16

Which polynomial function has a leading coefficient of 1, roots –2 and 7 with multiplicity 1, and root 5 with multiplicity 2?

A) f(x) = 2(x + 7)(x + 5)(x – 2)B) f(x) = 2(x – 7)(x – 5)(x + 2)C) f(x) = (x + 7)(x + 5)(x + 5)(x – 2)D) f(x) = (x – 7)(x – 5)(x – 5)(x + 2)
Mathmatics

11/10/16

Which polynomial function has a leading coefficient of 2, root –4 with multiplicity 3, and root 10 with multiplicity 1?

A) f(x) = 2(x – 4)(x – 4)(x – 4)(x + 10)   B) f(x) = 2(x + 4)(x + 4)(x + 4)(x – 10)   C) f(x) = 3(x – 4)(x – 4)(x + 10)   D) f(x) = 3(x + 4)(x + 4)(x – 10)
Mathmatics Math Algebra Algebra2

11/02/16

Linear factors?

For the polynomial below, 3 is a zero.h(x)=x^3-9x^2+25x-21Express h(x) as a product of linear factors.

10/23/16

pls help me to solve them :(

Solve : -4<2x+6≤3x-1     solve the equation 3y^2-9y+1=0 by using completing square
Mathmatics Math Mathmatics Math

10/20/16

Help pls :(

One half area of a rectangular is 54 m^2 . If the triple of the width exeeds twice the length by 3 meter , find the perimeter ?

09/22/16

How many solutions does this equation have?

4(x - 1/2) = 4x - 2

09/13/16

Which sign should be written in the box? Show your work, and explain your reasoning.

3(14 + 2 x 8) [  ] 120 - 15 x 2
Mathmatics

07/19/16

Find the area of a rectangular sandbox if the length is \sqrt {35} 35 ft. and the width is \sqrt {16} 16 ft. Write the answer in simplest radical form.

Find the area of a rectangular sandbox if the length is \sqrt {35} 35 ft. and the width is \sqrt {16} 16 ft. Write the answer in simplest radical form.
Mathmatics Math Word Problem

05/02/16

a line plot was made for the heights of angels tomato plants she was growing what was the average height in inches or the plants she measuerd

××         ××       ××××         ×× —————————————————— 1/2        5/8           3/4             7/8
Mathmatics

04/21/16

In 2 1/4 hours, nick wrote 36 messages. What was his unit rate during that time

In 2 1/4 hours, nick wrote 36 messages. What was his unit rate during that time
Mathmatics Math

04/05/16

The radius of a circle is increasing at a rate of 3 ft/min. At what rate is its area changing when the radius is 4 ft? (Recall that for a circle, A = pr2.)

The radius of a circle is increasing at a rate of 3 ft/min. At what rate is its area changing when the radius is 4 ft? (Recall that for a circle, A = πr2.)
Mathmatics

03/19/16

let c = (0 to π ) ∫ e^(-2x) * cos x dx and s = (0 to π ) ∫ e^(-2x) * sin x dx a) show by integration by parts , or otherwise that c = 2s and s=-2c+1+e^(-2π) b) hence, or otherwise find the values... more
Mathmatics

03/04/16