mathtoo

123 Questions
89 Answers

+1

958

1

+817

Questions?

прочитайте больше ..

RandiLaine98 ●

mathtoo 21 апр. 2019 г.

0

799

1

+817

Help!

Two parabolas are the graphs of the equations $y=2x^2-10x-10$ and $y=x^2-4x+6$.. Give all points where they intersect. List the points in order of increasing $x$-coordinate, separated by semicolons.

mathtoo 30 дек. 2018 г.

+1

919

3

+817

passing through a point

A parabola with equation passes through the points (2,3) and (4,3). What is c?

mathtoo 29 дек. 2018 г.

0

959

4

+817

Graphs of Parabola

The graph of the parabola has an x-intercept (a,0) and two y-intercepts (0,b) and (0,c). Find a+b+c.

mathtoo 29 дек. 2018 г.

+1

917

3

+817

Quick Question

The height (in meters) of a shot cannonball follows a trajectory given by at time (in seconds). As an improper fraction, for how long is the cannonball above a height of meters?

mathtoo 29 дек. 2018 г.

+1

929

7

+817

Factorization!

Factor into two quadratic polynomials with integer coefficients. Submit your answer in the form , with a>d.

●●●●●●●

mathtoo 29 дек. 2018 г.

0

919

3

+817

Values

Compute the value of where the additions and subtractions alternate in pairs.

mathtoo 28 дек. 2018 г.

0

954

2

+817

Nice!

Find the solutions to Enter the solutions, separated by commas.

mathtoo 28 дек. 2018 г.

+1

937

3

+817

Complex

Let be a complex number satisfying Compute

mathtoo 27 дек. 2018 г.

0

899

8

+817

Piecewise?

A function from the integers to the integers is defined as follows:
Suppose is odd and Find .

Do we have to work backwards?

●●●●●●●●

mathtoo 27 дек. 2018 г.

0

872

2

+817

piecewise

For integers , let Find .

Is the answer 1, since 1^2 repeats?

mathtoo 27 дек. 2018 г.

0

992

1

+817

magnitude complex!!

Let and be complex numbers such that is pure imaginary and Compute

mathtoo 27 дек. 2018 г.

0

917

1

+817

New Question Complex Numbers

In the complex plane, what is the length of the diagonal of the square with vertices 4, 3+5i, -2+4i, and -1-i?

mathtoo 26 дек. 2018 г.

+817

+1

Thanks! Very helpful!

mathtoo11 авг. 2018 г.

+817

+2

Thank you, both CPhill and azsun for wonderful solutions!

mathtoo11 авг. 2018 г.

+817

+2

Thanks, guys!

mathtoo6 авг. 2018 г.

+817

+1

Very, very nice, detailed solution, hectictar! Bravo!

mathtoo18 мар. 2018 г.

+817

+1

Thank you so much, CPhill! Wow, amazing! I understand it much better now!

mathtoo12 мар. 2018 г.

+817

+1

Thanks so much, CPhill!

mathtoo6 мар. 2018 г.

+817

0

A fire!

mathtoo6 мар. 2018 г.

+817

+1

Thanks, EP! You're amazing!

mathtoo4 мар. 2018 г.