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Post New Question
All Questions
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234773 Questions
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452
4
+50
Can someone help me understand what I'm doing wrong in an inequality?
Please, can someone just understand me what I'm doing wrong in the following attempt, without proposing other solutions? Thanks!
Problem: suppose $0
My attempt is the following: since $0
Since $6(1+a_n)$ is positive too, multiplying
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Hitago
Jun 23, 2021
0
359
1
Graphing Parabolas
Find the equation of the axis of symmetry of the graph of y = 2*(x + 8)^2 - 5.
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Guest
Jun 23, 2021
0
413
1
Algebra
Find all real solutions to 100x^2 + 20x + 1 = 25. If you find more than one, then list the values separated by commas.
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Guest
Jun 23, 2021
0
357
1
Trapezoid
What is the area of the trapezoid shown? Express your answer in the simplest exact form.
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FeedMePi
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Guest
Jun 23, 2021
0
383
1
trig
In right triangle DEF, we have angle D = 25 degrees, angle E = 90 degrees, and EF = 29. Find DE to the nearest tenth. You may use a calculator for this problem.
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Guest
Jun 23, 2021
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422
2
HELP
solve x for (-1/3)(-4-3x)=1/2
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Guest
Jun 23, 2021
+1
451
1
+100
help
For how many integer values of does the equation
have integer solutions for ?
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Wsai12
Jun 23, 2021
0
384
1
geometry
A rectangular enclosure is to be created using 82 m of rope. What are the dimensions (length and the width) of the rectangle with a maximum area?
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Guest
Jun 23, 2021
0
433
2
geometry
What is the minimum perimeter of a rectangle with an area of 676 m^2
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Guest
Jun 23, 2021
0
431
1
geometry
A circular swimming pool has a diameter of 7.5 m. It is filled to a depth of 1.4 m. What is the volume of water in the pool, to the nearest litre?
Note: 1m^3=1000 L
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Guest
Jun 23, 2021
0
232
0
Complex Numbers
Find all complex numbers z such that |z - 3| = |z + i| = |z - 1 - 2i|.
Guest
Jun 23, 2021
0
282
1
Please answer this question
Marvin the fly starts at $(0,0).$ Each step, Marvin moves one unit right or one unit up. He is trying to get to the point $(5,7)$. However, at $(4,3)$ there is a frog that will eat him if he goes through that point. In how many ways can Marvin reach $(5,7)$?
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Guest
Jun 23, 2021
0
375
1
geometry
Let AB and CD be chords of a circle, that meet at point Q inside the circle. If AQ = 6, BQ = 14, and CD = 38, then find the minimum length of CQ.
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Guest
Jun 23, 2021
0
667
1
+14
I'm stuck on this question send help
Problem 2.1:
The New Jersey Devils ratio of wins to loses to ties is: 6 : 3 : 1.
a. What is the ratio of wins to total games played?
b. What is the ratio of loses to total games played?
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MathProblemSolver101
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IExist
Jun 23, 2021
0
355
2
Fractions
I bough an 140 dollar cat, then my cat and I went to get a massage for 20 dollars. Finally, I got 68 dollars from the ATM.
I only had 1/2 of the money I originally had. How many dollars did I bring
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Guest
Jun 23, 2021
0
396
2
help with triangle
In triangle PQR, PQ=13 , QR=14 , and PR=18 . Let M be the midpoint of QR . Find PM.
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Guest
Jun 23, 2021
0
368
1
pls help
Let abc be a triangle and d be a point on ac such that ab = bd = cd. given that angle bac is 70 degrees, find angle abc
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Guest
Jun 23, 2021
0
367
1
Domain
Let f(x) = x^2 + 2x + 5. If the domain of f is all real numbers, then f does not have an inverse function, but if we restrict the domain of f to an interval [c,\infty), then f may have an inverse function. What is the smallest value of c we can use here,
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Guest
Jun 23, 2021
0
416
2
help quadratic
What real value of t produces the smallest value of the quadratic t^2 -12t - 36?
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Guest
Jun 23, 2021
0
384
5
Answer this please
How many ways can you distribute $4$ identical balls among $4$ identical boxes?
(All other answers to this question were wrong)
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Guest
Jun 23, 2021
0
379
1
Please answer
Marvin the fly starts at $(0,0).$ Each step, Marvin moves one unit right or one unit up. He is trying to get to the point $(5,7)$. However, at $(4,3)$ there is a frog that will eat him if he goes through that point. In how many ways can Marvin reach $(5,7)$?
read more ..
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Guest
Jun 23, 2021
0
355
1
Input and output
Input (n) Output (n+4)
-3
1
6
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Guest
Jun 23, 2021
0
418
1
Stella
(-x^2)*(x^3+3/2x+1)
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Guest
Jun 23, 2021
0
370
1
decimals
What numeral is in the 100th decimal place in the decimal representation of 6/11?
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Guest
Jun 23, 2021
0
370
1
Quadratics
The graph of the quadratic y = ax^2 + bx + c has the following properties: (1) The maximum value of y = ax^2 + bx + c is 5, which occurs at x = 3. (2) The graph passes through the point (0,8). If the graph passes through the point (4,m), then
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Guest
Jun 23, 2021
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