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All Questions
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230633 Questions
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539
1
help
help
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Guest
Mar 14, 2020
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434
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
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Guest
Mar 14, 2020
0
591
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
690
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
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ramenmaster28
Mar 14, 2020
-3
1221
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
722
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
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Guest
Mar 14, 2020
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307
0
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?
Guest
Mar 14, 2020
0
634
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
344
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
460
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
956
1
+8
1. Explain the transformation that takes place from the parent form of this function Graph the function f(x) = ^3√ x-2.
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
516
0
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?
Guest
Mar 14, 2020
0
387
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
Mar 13, 2020
0
499
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
856
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
322
1
please help
What is the value of the sum
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Guest
Mar 13, 2020
0
612
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
601
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),
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Guest
Mar 13, 2020
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481
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
393
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
431
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
467
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
433
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
291
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
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