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999

Consider the matrices

Consider the matrices
For each matrix in the list above, figure out whether the matrix is invertible.

For each matrix in the list above, enter in "point" if the output grid covers a point, "line" if the output grid read more ..

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Guest Aug 15, 2019

721

math help

Let P be the matrix that projects onto j that is, we want P to satisfy
for all vectors v.
Use the pictures below to calculate .
read more ..

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Guest Aug 15, 2019

2101

halp plz on these questions THX

1) A parabola with equation y=x^2+bx+c passes through the points (-1,-11) and (3,17). What is c?

2)A point P is randomly placed in the interior of the right triangle below. What is the probability that the area read more ..

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Guest Aug 15, 2019

846

help

Find .

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Guest Aug 15, 2019

1402

Points $A$, $B$, $C$, and $D$ are located on a line. $A$ is at $(-6,13)$, $D$ is at $(2, 14)$, $C$ is the midpoint of $\overline{AD}$ and $B

Points A, B, C, and D are located on a line. A is at (-6,13), D is at (2,14), C is the midpoint of AD and B is the midpoint of AC. What is the sum of the coordinates of point B? Express the answer as a common fraction. read more ..

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Guest Aug 15, 2019

905

+590

Solving Radicals Help

Hey guys, please help me answer a question.

Solve the equation
*sqrt3 is cube root read more ..

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Gh0sty15 Aug 15, 2019

901

HELP

Janet can do a job in 3 hours while Garry can do the same job in 2 hours. If Janet works for an hour before Garry began helping her, how long will it take them to do the job? hour (s)

not 4/5 hours read more ..

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Guest Aug 15, 2019

820

Algebra,trig & geometry problem.

Hello, i solvee it but the book doesn't give an answer.
In triangle ABC (see Figure 1.4), BCA = 90◦, and D is the foot of
the perpendicular line segment from C to segment AB. Given that |AB| = x and
A = θ, express all the read more ..

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Guest Aug 15, 2019

1167

math problem

The equation of the plane through the points triple A = (1,-2,1), B = (-3,1,4), C = (1,1,2) can be written as ax + by + cz = 13. What is the ordered triple (a, b, c)?

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Guest Aug 15, 2019

714

help please

Consider the points A = (0,1,1), B = (1,1,0) and C = (1,0,3). What are vectors and .

Let Q = (-2, 3, 4). Then the distance between Q and the plane through the points A = (0,1,1), B = (1,1,0) and read more ..

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Guest Aug 15, 2019

-1

751

HELP PLZ URGENT!!!!! SUMMER math hw due tommorow

HELP .
For each of the given statements:
• Determine the values of x for which each statement is true.
• Show the set of all points corresponding to the values of x on a number line. read more ..

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Guest Aug 15, 2019

1080

8th grade math

Write each expession in a simpler form that s equivelent to the given expression

read more ..

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Guest Aug 15, 2019

674

please help important

A bag contains some marbles, each of which is one of four colors (red, white, blue, and green). There is at least one of each color. The composition of the bag is such that if we take four marbles out at random (without replacement), each of the following read more ..

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Guest Aug 15, 2019

807

I NEED HELP PLZz

Find the value of:

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Guest Aug 15, 2019

940

please help me !!!

1. Let f(x) be deinied as f(x)=x^2+8x+12. If you were take f(x) and translate the vertex down 3 units, what "a" value would you need to use in order to have the same x intercepts for the new etqion as f(x)?

2. Given the standard format read more ..

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Guest Aug 15, 2019

Aug 14, 2019

741

long poly div help

http://prntscr.com/ostbbm

thankk you for the help!

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Guest Aug 14, 2019

869

Brian wants to buy a muffin that costs $0.80. How many different combinations of nickels and dimes can be used to make $0.80?

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Guest Aug 14, 2019

836

+1982

How was American Literature shaped?

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macabresubwoofer Aug 14, 2019

-1

965

+170

Help

Let and be positive real numbers such that Find the minimum value of

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FlyEaglesFly Aug 14, 2019

1017

+159

Cauchy-Schwarz?

Let be nonnegative real numbers such that and . What is the maximum value of ?

I think that you need to use Cauchy-Schwarz

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Havingfun Aug 14, 2019

787

HELP PLEASE

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Guest Aug 14, 2019

851

HELP PLEASE

The expression is equal to 121, since multiplication is carried out before addition. However, we can obtain values other than 121 for this expression if we are allowed to change it by inserting parentheses. For example, we can obtain 144 by writing In read more ..

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Guest Aug 14, 2019

855

The graph of the equation has two x-intercepts at and ,and one y-intercept at . What is the product abc?

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Guest Aug 14, 2019

826

Help wanted

The grain stored inside a cylindrical silo is transferred to a transport container in the shape of a triangular prism. The containers triangular base has side lengths 5.8m, 5.8m and 8.1m and height 7.2. The silo has a radius of 5.83m.
read more ..

Guest Aug 14, 2019

All Questions ⁺⁰237827 Questions

Consider the matrices

math help

halp plz on these questions THX

help

Points $A$, $B$, $C$, and $D$ are located on a line. $A$ is at $(-6,13)$, $D$ is at $(2, 14)$, $C$ is the midpoint of $\overline{AD}$ and $B

Solving Radicals Help

HELP

Algebra,trig & geometry problem.

math problem

help please

HELP PLZ URGENT!!!!! SUMMER math hw due tommorow

8th grade math

please help important

I NEED HELP PLZz

please help me !!!

long poly div help

Brian wants to buy a muffin that costs $0.80. How many different combinations of nickels and dimes can be used to make $0.80?

How was American Literature shaped?

Help

Cauchy-Schwarz?

HELP PLEASE

HELP PLEASE

The graph of the equation has two x-intercepts at and ,and one y-intercept at . What is the product abc?

Help wanted

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