All Questions

177

help

The median of a triangle connects a vertex of the triangle to the midpoint of the side opposite the vertex. In , we have AB=3 and AC=4. Side BC and the median from A to BC have the same length. What is BC?

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Guest Oct 13, 2019

207

subtracting scientific notation

how do you subtract scientific notation
example: (5.32 x 108 )-(4.6 x 106)

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Guest Oct 13, 2019

254

+32

integration by sub + trig identity

had trouble with simplifying the function please help thanks

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Staunch Oct 13, 2019

213

how do you add and subtract scientific notation

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Guest Oct 13, 2019

184

NSA computer

Thank you for offering so many extraordinary services. The NSA computer can run 200 quadrillion (or 200 with 15 zeros) calculations per second, or 200 petaflops. How long would it take to break a 200-character password and what is the formula? read more ..

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Guest Oct 13, 2019

475

Help ASAP!!!!!

Let n be the number of ordered quadruples (x1, x2, x3, x4) of positive odd integers that satisfy the equation x1+x2+x3+x4 = 42. Find n.

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Guest Oct 13, 2019

303

+692

Given a discrete function...

if they ask you to find the domain and range, lets say....
x | 1 | 9 | 6 | 3 |
y | 2 | 4 | 6 | 8 |
this is a table btw
would we have to write the domain and range in numerical order? <#> also does this only apply to tables or read more ..

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Nirvana Oct 13, 2019

328

stuck

At a birthday party, 5 boys and 3 girls are seated around a table. How many different arrangements are possible if no two girls are seated next to each other?

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Guest Oct 13, 2019

159

HELP ASAP PLEEASSE!!!

Let be a matrix such that for some value of . What is the vector that maps to

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Guest Oct 13, 2019

-2

361

+342

Odds

I have 2 questions im new at odds.
A girl have 8 friends and she want to invite 5 of them to her house.How many choices have if 2 of her friends are quarreled and can't invite both of them in her house?

And read more ..

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Dimitristhym Oct 13, 2019

333

+533

Help!

1. For how many integers a does the polynomial x^2 + ax + 10a have integer roots?

2. Find a+b+c if the graph of the equation ax^2+bx+c is a parabola with vertex (5,3), a vertical axis of symmetry, read more ..

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MathCuber Oct 13, 2019

265

+382

Find the Amplitude of the following function.

Find Amplitude of the following function..

y=2.5cos(4x)cos(4x)-2.5sin(4x)sin(4x)

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hellospeedmind Oct 13, 2019

347

:) Hwlo

Problem:
The last day of the school year was a Wednesday. Students then have a 77-day summer break. On what day of the week will the next school year start?

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Guest Oct 13, 2019

140

Help please.

I need help with this question please.

Guest Oct 13, 2019

219

Help

Sergeant Rote goes to bed at 1 o'clock. He sleeps for 3 hours, then wakes up, and immediately falls back asleep for 3 more hours. He does this 155 times in total. What time is it when he finally gets up? (Ignore AM/PM)

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Guest Oct 13, 2019

391

Helppppp

Two congruent cylinders each have radius 8 inches and height 3 inches. The radius of one cylinder and the height of the other are both increased by the same nonzero number of inches. The resulting volumes are equal. How many inches is the increase? Express read more ..

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Guest Oct 13, 2019

303

+120

HELP FAST!!

Let be a fraction, where and read more ..

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IneedHALP Oct 13, 2019

358

+574

Geometry Problem

In the diagram below, we have Given that AE=21 and ED=27, find BD and CA.

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xXxTenTacion Oct 13, 2019

327

+574

Geometry Help

Right triangle has side lengths AB=3, BC=4, and AC=5. Square XYZW is inscribed in with X and Y on , W on , and Z on . What is the side length of the square?
read more ..

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xXxTenTacion Oct 13, 2019

384

Stuck

Let n be the number of ordered quadruples of positive odd integers that satisfy the equation . Find n.

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Guest Oct 13, 2019

384

Need Help

A chess rook is on the leftmost cell of the 1×30 lane and can move any number of cells, but only to the right. In how many ways can the rook move to the rightmost cell?

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Guest Oct 13, 2019

445

Pretty much stuck

Rocco is a member of the Aviation Club, which has 12 members. The members need to choose a 3-person Helicopter Committee and a 4-person Glider Committee. A member can serve on one of the committees or both. Rocco refuses to serve on both (but he can serve read more ..

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Guest Oct 13, 2019

175

what happened to the classic vector image ad

Has the legend gone for good?

off-topic

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Guest Oct 13, 2019

All Questions ⁺⁰184534 Questions

help

subtracting scientific notation

integration by sub + trig identity

how do you add and subtract scientific notation

NSA computer

Help ASAP!!!!!

Given a discrete function...

stuck

HELP ASAP PLEEASSE!!!

Odds

Help!

Find the Amplitude of the following function.

:) Hwlo

Help please.

Help

Helppppp

HELP FAST!!

Geometry Problem

Geometry Help

Stuck

Need Help

Pretty much stuck

what happened to the classic vector image ad

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