All Questions

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638

1

help

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Guest Mar 14, 2020

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532

0

help

How is domain of the function f(x)=sinx restricted so that its inverse function exists?

The domain of f(x)=sinx is restricted to _____ so that the inverse of the function exists. This means that all functional read more ..

Guest Mar 14, 2020

0

670

1

help please!

The number of girls and boys in math class totals 27. how many girls are there if the of girls is 3 more than twice the number boys?

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Guest Mar 14, 2020

+4

782

1

+232

Help Please! Hard Question

Find the number of ways of arranging the numbers 1-12 in a array (with three rows and four columns), so that the sum of the numbers in each column is divisible by 3. Each number must appear exactly once in the array.

I read more ..

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ramenmaster28 Mar 14, 2020

-3

1320

1

+226

please help asap, thank you so much in advance

Prove that if $2a^3 + 27c = 9ab,$ then the roots of \[x^3 + ax^2 + bx + c = 0\]form an arithmetic sequence.
Hint: For part (b), let $y = x + \frac{a}{3}$ and rewrite $x^3 + ax^2 + bx + c = 0$ in terms of y

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littlemixfan Mar 14, 2020

0

824

1

Help

The data in the table shows a sinusoidal relationship between the number of seconds an object has been moving and its velocity v(x), measured in centimeters per second.

x 2 4 6 8 10 12 14 16 18 20 22 24 v(x) 34.5 31.3 26.1 20 read more ..

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Guest Mar 14, 2020

0

393

1

help

Tim is 4 years older than one-third of Juan's age. In 10 years, Juan will be 6 years older than twice as old as Tim is now. How old is each now?

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Guest Mar 14, 2020

0

735

1

Please help! Due tomorrow!

In the diagram below, we have $\angle PQR = \angle PRQ = \angle STR = \angle RST$, $QR = 8$, and $QS = 2$. Find $PQ$.

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Guest Mar 14, 2020

0

431

1

help

Suppose you draw a card from a well-shuffled deck of 52 cards. What is the probability of drawing a 5 or a king?

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Guest Mar 14, 2020

0

562

1

slope

What is the slope of the line that passes through the points (-2, 5) and (-3,-3)

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Guest Mar 14, 2020

0

1025

1

+8

1. Explain the transformation that takes place from the parent form of this function Graph the function f(x) = ^3√ x-2.

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trshzmra Mar 14, 2020

0

617

1

The admission fee at an amusement park is $1.25 for children and $6.40 for adults. On a certain day, 325 people entered the park, and the ad

The admission fee at an amusement park is $1.25 for children and $6.40 for adults. On a certain day, 325 people entered the park, and the admission fees collected totaled 1050 dollars. How many children and how many adults were admitted?

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Guest Mar 14, 2020

0

482

0

help

A tennis player makes a successful first serve 51% of the time. If she serves 9 times, what is the probability that she gets exactly 3 first serves in? Assume that each serve is independent of the others.

Guest Mar 14, 2020

0

596

0

algebra

The meridian girls basketball team scored a total of 80 points in a basketball game. Meridian made a total of 37 two point and three point baskets. How many two point shots and three point shots did they make?

Guest Mar 13, 2020

0

944

1

help

There are 5 red, 4 green and 3 blue points on a circle. Find the number of those line segments which have end points of different colors.

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Guest Mar 13, 2020

0

411

1

please help

What is the value of the sum

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Guest Mar 13, 2020

0

710

1

help

The cost of 3 notebooks and 2 pencils is $5.10. At the same prices, the cost of 2 notebooks and 3 pencils is $4.65. What is the total cost of a 1 notebook and 1 pencil ?

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Guest Mar 13, 2020

0

701

5

PLS HELP!!!!!

Neil and Chris were trying to solve the quadratic equation x^2 + bx + c = 0. Neil wrote down the wrong value of b (but his value of c was correct), and found the roots to be 1 and 6. Chris wrote down the wrong value of c (but his value of b was correct), read more ..

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Guest Mar 13, 2020

0

572

2

Problem involving geometric probability

A disc of unit radius is tossed at random onto a large rectangular floor, which is tiled with 4x6 tiles. Find the probability that the disc is contained entirely in a rectangular tile (and does not intersect the border between two tiles).

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Guest Mar 13, 2020

0

492

2

please help

Find the equation of a line perpedicular to the line y=-3x+2 and passes through the point (6,8)

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Guest Mar 13, 2020

0

531

2

PLS HELP!!!

Neil and Chris were trying to solve the quadratic equation x^2 + bx + c = 0. Neil wrote down the wrong value of b (but his value of c was correct), and found the roots to be 1 and 6. Chris wrote down the wrong value of c (but his value of b was correct), read more ..

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Guest Mar 13, 2020

0

570

1

trig

If A and B are two angles in standard position in Quadrant I, find cos(A + B) for the given function values.
sin A = 8/17 and cos B = 12/13

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Guest Mar 13, 2020

0

519

1

please help

A test has twenty questions worth 100 points. The test consists of questions worth 3 points each and multiple choice questions worth 11 points each. How many multiple choice questions are on the test?

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Guest Mar 13, 2020

0

372

0

please help!

The theater manager calculated the total revenue for the night to be $5940 a total of 608 movie tickets and popcorn we're sold a movie ticket cost $11 and popcorn cost $4.20 how many movie tickets were sold

Guest Mar 13, 2020

All Questions ⁺⁰237722 Questions

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help please!

Help Please! Hard Question

please help asap, thank you so much in advance

Help

help

Please help! Due tomorrow!

help

slope

1. Explain the transformation that takes place from the parent form of this function Graph the function f(x) = ^3√ x-2.

The admission fee at an amusement park is $1.25 for children and $6.40 for adults. On a certain day, 325 people entered the park, and the ad

help

algebra

help

please help

help

PLS HELP!!!!!

Problem involving geometric probability

please help

PLS HELP!!!

trig

please help

please help!

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