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438

ppppplllllzzzz help physics

⦁ If the load M on the spring is made 4 times its previous value, will the time period then become exactly double its previous value? Explain your answer

Guest Sep 10, 2020

509

+1242

Complex Numbers

If n is the smallest positive integer for which there exist positive real numbers a and b such that (a + bi)^n = (a - bi)^n,compute b/a.

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Lightning Sep 10, 2020

346

please help on algebra!!

Find all integers x for which there exists an integer y such that

1/x+1/y=1/7

(In other words, find all ordered pairs of integers (x,y) that satisfy this equation, then enter just the x's from these pairs.) read more ..

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Guest Sep 10, 2020

345

Questions regarding volume with trigomentry

Find the volume V of the solid obtained by rotating the region bounded by the given curves about the specified line.
y = 3 sin(x), y = 3 cos(x), 0 ≤ x ≤ π/4; about y = −1 read more ..

Guest Sep 10, 2020

427

inequality

Find the inequality represented by the graph

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Guest Sep 10, 2020

418

help pleez

Find the inverse of f(x). Show all your steps.

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Guest Sep 10, 2020

708

equation

Write the slope-intercept form of the equation of the line through (4,1) and parallel to 2x+5y=10

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Guest Sep 10, 2020

1221

stuck on geometry

In angle WXY, if m∠W is five less than twice m∠Y and m∠X is 21 more than m∠Y, find the measure of each angle.

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Guest Sep 10, 2020

449

need help

Two trains leave the station at the same time, one traveling north, and the other south. The first train travels at 50 miles per hour and the second at 60 miles per hour. In how many hours will the trains be 275 miles apart?

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Guest Sep 10, 2020

Sep 9, 2020

1036

Help Me

Four bottles of Powerade cost $3.88. Find the unit price of each bottle.

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Guest Sep 9, 2020

483

help please!

I have no idea what im supposed to do with this, do I substitute things or what?

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Guest Sep 9, 2020

491

Math Help

An “A” is considered 4.0, a “B” is 3.0, a “C” is 2.0, a “D” is 1.0, and an “F” is 0. A student received the following grades, what is their grade point average for that semester? Round your answer to the hundredths place.
History 3.0 D
French 5.0 read more ..

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Guest Sep 9, 2020

356

binomial theorem

Find the term with the largest coefficient in the expansion of (2x + 3)^15.

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Guest Sep 9, 2020

581

hard

QUESTION 4
Marlon withdrew $25 from his savings account every week for 5 weeks. Which expression is the best choice to help him determine the total amount of money he withdrew? (5 points)
1.(25)(−5) = −125; he withdrew $125 read more ..

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Guest Sep 9, 2020

436

algebra

One of the solutions to x^2 + kx = -10 is x = -5. What is the other solution?

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Guest Sep 9, 2020

402

percent question

The width of a rectangle is increased by 20%. The length of is decreased by x%, so that the area remains the same. What is x?

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Guest Sep 9, 2020

314

need help with equation

Given that a*sqrt(a) - 10*sqrt(a) - 3 = 0, what is a + 1/a?

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Guest Sep 9, 2020

718

A positive integer k is called a 'lucky' number if the units digit of is 6. How many lucky numbers smaller kthan 1000 are there?

A positive integer k is called a "lucky" number if the units digit of k^4 is 6. How many lucky numbers smaller kthan 1000 are there?

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Guest Sep 9, 2020

480

-25=-3x-2x

off-topic

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Guest Sep 9, 2020

292

how to factor

Factor x^8 + x^6 + x^4 + x^2 + 1.

Guest Sep 9, 2020

325

equations

What is the one with infinitely many solutions

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Guest Sep 9, 2020

705

Duncan found a set of positive integers less than 50 such that...

Duncan found a set of positive integers less than 50 such that no two of them sum to a multiple of 7. What is the largest number of integers in Duncan's collection?

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Guest Sep 9, 2020

727

A box contains many candies. If 3 candies are taken away, the rest can be shared evenly among...

A box contains many candies. If 3 candies are taken away, the rest can be shared evenly among 7 people. If 6 are taken away, the rest can be shared evenly among 8 people. If 3 candies are added, then the box can be shared evenly among read more ..

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Guest Sep 9, 2020

315

HELPPPPP

find x/y if 2sqrtX+1/y=13
8sqrtX-3/y=3

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Guest Sep 9, 2020

All Questions ⁺⁰230619 Questions

ppppplllllzzzz help physics

Complex Numbers

please help on algebra!!

Questions regarding volume with trigomentry

inequality

help pleez

equation

stuck on geometry

need help

Help Me

help please!

Math Help

binomial theorem

hard

algebra

percent question

need help with equation

A positive integer k is called a 'lucky' number if the units digit of is 6. How many lucky numbers smaller kthan 1000 are there?

-25=-3x-2x

how to factor

equations

Duncan found a set of positive integers less than 50 such that...

A box contains many candies. If 3 candies are taken away, the rest can be shared evenly among...

HELPPPPP

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