All Questions ⁺⁰238062 Questions

0

874

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+108

Limit of a dot product

Abstracting from a physics problem here...

In short, need to show that a plane (defined by specific indices) is perpendicular to a vector.
read more ..

Kreyn May 19, 2018

0

486

0

Please help me.

I Would appreciate your help. Thank you!

Guest May 19, 2018

0

743

1

+99

help please

how close does the circle with the radius 4 and center at (4,3) come to the point (10,3)?

bigguy1989 May 19, 2018

0

1039

2

+99

help

how close does the line 2x-5y=4 come to the point (1,5)

bigguy1989 May 19, 2018

0

709

0

+48

how does orbital radius in relation with Force

An object weighs 100N on the Earth's surface. Fine it's weight at a point P with orbital radius 2R. [ g=10N/kg]

zadkeilpaul May 19, 2018

0

1889

3

+292

Is this correct?

What is the exact volume of a cylinder whose radius is 9 feet and whose height is 26 feet?
Enter your answer, in terms of ππ , in the box.

Answer = 6616 read more ..

Johnnyboy May 19, 2018

0

882

2

+292

Geometry help

Johnnyboy May 19, 2018

0

731

1

hello please help!!

verify that equation is an identity:
1. sin(A+π) = -sinA
2. tan(x+45) = (1 + tanx) / (1 - tanx)

Guest May 19, 2018

0

2098

1

+31

Geometry Help!

Circle 1 is centered at (5, 8)(5, 8) and has a radius of 8 centimeters. Circle 2 is centered at (1, −2)(1, −2) and has a radius of 4 centimeters.
What transformations can be applied to Circle 1 to prove that the circles are similar? read more ..

layla01 May 19, 2018

0

1264

2

+99

help

A rectangular box is 24 inches long, 18 inches wide and 12 inches high. (a) Find the length of the longest (straight) stick that will fit into the box. (b) What angle (in degrees) does that stick make with the base of the box?

bigguy1989 May 19, 2018

0

815

1

+99

help

the line Ay = Bx + 1 goes through the points (1, 3) and (5, 13).

bigguy1989 May 19, 2018

+1

757

1

+99

help

the line y=Dx+7 crosses the y-axis at the point (0,4)

bigguy1989 May 19, 2018

0

900

1

+99

the line y = Bx+2 goes through (3,10)

the line y = Bx+2 goes through (3,10)

bigguy1989 May 19, 2018

May 18, 2018

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769

1

area of circle/ geometry help

Can someone help me please?

Guest May 18, 2018

0

894

1

area of circle/ geometry help

Can someone please help? thank you!

Guest May 18, 2018

+1

1047

3

PLEASE HELP ASAP

Eduardo uses the Fermi process and the following estimates to determine how many paperback books would fill the community pool he visits.
A paperback book is about 12 ft long, 15 ft wide, and 15 ft read more ..

Guest May 18, 2018

0

1775

1

+168

Ratio

white paint and red paint are mixed in the ratio of 2 : 3 to make 15 litres.

How much more red paint needs to be added so that the ratio of white to red paint becomes 1 : 5?
read more ..

Walthamx May 18, 2018

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864

3

geometry help

I just want to be sure... one last help for this unit (I hope) Thank you so much!

Guest May 18, 2018

+1

1165

3

geometry help

Guest May 18, 2018

0

1063

0

+260

Composite Functions

Given that for all the values of x,
f(x)=3x+p
g(x)=px+4
and fg(x)=6x+q read more ..

qualitystreet May 18, 2018

+1

1441

1

A cell phone company tests 110

A cell phone company tests 110 cell phones and finds that 4 of them have defects. Out of 550 cell phones, how many would you expect to have defects?

Guest May 18, 2018

+1

1041

0

+956

Help

Umm, so I tried drawing two vectors and an angle of 114. But that's as far as I got.

Julius May 18, 2018

0

1450

1

+309

What is the area of this triangle?

What is the area of this triangle?
Enter your answer as a decimal in the box. Round only your final answer to the nearest tenth.

read more ..

oscar.a1551 May 18, 2018

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