All Questions ⁺⁰237644 Questions

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The vectors and have the same magnitude. The angle between the vectors is 125, and the magnitude of their cross product is 20. What is

The vectors and have the same magnitude. The angle between the vectors is 125°, and the magnitude read more ..

Julius May 23, 2018

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1397

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+956

Stuck

What is this direction cosine for the vector (7,4,-3) with the positive z-axis?

a) -3/74
b) -3/√(74) read more ..

Julius May 23, 2018

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1619

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+956

Clarify

The resultant of two forces has a magnitude of 23 N in the northwest direction. What is the equilibrant?

a) 23 N NW
b) -23 N SE read more ..

Julius May 23, 2018

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1427

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+956

Help

A 20 N force acts on an object. The horizontal component of this force has a magnitude of 12 N. What is the angle the force made with the horizontal?

a) 53.13°
b) 36.87° read more ..

Julius May 23, 2018

0

625

1

geometry help (hawaii)

Can somebody help me please? Thank you!

Guest May 23, 2018

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1630

1

+956

Stuck

Two forces of 4 N and 5 N act on an object and their corresponding force vectors have a dot product of 8. What is the angle between the vectors?

a) 66.42°
b) 27.27° read more ..

Julius May 23, 2018

0

1470

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+956

Help

A force of magnitude 5 N acts on an object. A second force of magnitude 7 N acts at 50° to the other force. What is the magnitude of these two forces?

a) 8.6 N
b) 10.91 N read more ..

Julius May 23, 2018

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689

1

geometry help (Hawaii)

can somebody help me? (again "hawaii" is there so I can locate my question easier in the future)

Guest May 23, 2018

0

907

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+309

4.16

What is the area of triangle BCD to the nearest tenth of a square centimeter? Use special right triangles to help find the height

oscar.a1551 May 23, 2018

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2390

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Find (a,b) such that

Find (a,b) such that

Guest May 23, 2018

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899

2

Really need help on these problems

(Part 1) Find polynomial f(n) such that for all integers n>=1, we have 3(1*2+2*3+...+n(n+1))=f(n). Write f(n) as a polynomial with terms in descending order or n.

(Part 2) The closed form sum of 12[1^2*2+2^2*3+...+n^2(n+1)] read more ..

Guest May 23, 2018

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499

1

HELP! ASAP

Picture...https://static.k12.com/nextgen_media/assets/8107320-NG_GMT_DP024_232_008.jpg
3. What is the measure of ∠Y ?
Round your answer to the nearest degree.
24° read more ..

Guest May 23, 2018

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1224

4

+4116

Please help asap!!

Please help asap!!
suppose that the amount of algae in a pond doubles every 4 hours.if the pond initially contains 90 pounds of algae ,how much algae will be in the pond after 12 hours?
the answer choices is:
A) 720 read more ..

NotSoSmart May 23, 2018

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838

2

+212

quick question

A circle has a radius of 6 in.
What is the exact length of an arc formed by a central angle measuring 45°?

Enter your answer in the box. Express your answer using π . read more ..

lysxsa May 23, 2018

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4782

3

Need Math Help Please

Problem:
You need to make an open-top box from a rectangle of cardboard 9 by 13 inches by cutting a square from each corner and folding up the sides. You want the box to have the maximum possible volume. Complete the following problems showing all read more ..

Guest May 23, 2018

+1

879

1

Please help with my Math!

Guest May 23, 2018

0

707

1

Any help would be appreciated!

https://gyazo.com/d9053bccd6d4def4ae6538448fd6434d

Guest May 23, 2018

0

647

1

Any help would be appreciated!

https://gyazo.com/271c9c64771c2594f490011b38e301c0

Guest May 23, 2018

0

482

0

Can anybody help me.. I'm really confused!

https://gyazo.com/26b0827a3fb98dd1377f36a150bbcecb

Guest May 23, 2018

May 22, 2018

+1

693

5

Any help would be appreciated!

https://gyazo.com/7566169f2f62ae80c9ce08a5156ca154

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Guest May 22, 2018

+1

432

0

Any help would be appreciated!

https://gyazo.com/b1480a61ac9ae4617c15e19397487563

Guest May 22, 2018

0

702

2

geometry help hawaii

Can somebody help me? (* i will identify my problems with "hawaii" from now on so I can return to them easier in the future)

Guest May 22, 2018

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