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All Questions
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235585 Questions
0
239
1
quadratic
he quadratic equation 2x^2 + bx + 18 = x^2 + 9 has a double root. Find all possible values of b.
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Guest
Apr 2, 2022
0
474
2
Consider the following points on the graphs of y=cos(x) and, y=cos(x+pi/6) with the added vertical dashed lines:
Consider the following points on the graphs of y=cos(x) and, y=cos(x+pi/6) with the added vertical dashed lines:
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Guest
Apr 2, 2022
0
229
1
quadratic
Find all solutions to the equation 6x^2 - 31x + 40 = 5x^2 - 5x + 35. If you find more than one, then list the values separated by commas. If the solutions are not real, then they should be written in a + bi form
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Guest
Apr 2, 2022
0
272
1
need help with quadratic
Find all solutions to the equation x^2 - 7x = 30 - 5x. If you find more than one, then list the values separated by commas. If the solutions are not real, then they should be written in a + bi form.
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Guest
Apr 2, 2022
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216
1
Geometric series
Evaluate 1 + 2/7 + 4/49 + 8/343 + ...
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Guest
Apr 2, 2022
0
351
1
Number Theory
What is the remainder when the sum 1^{2}+2^{2}+3^{2}+...+2016^{2} + 2017^2 + 2018^2 is divided by ?
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Guest
Apr 2, 2022
0
354
1
Proportion
Suppose that x is inversely proportional to b. If x = 3 when b = 16, find x when b = 8. Express your answer as a fraction.
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Guest
Apr 2, 2022
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169
0
Coordinates
A segment with endpoints at A(2, -2) and B(14, 4) is extended through B to point C. If BC = 3*AB, what are the coordinates for point C? Express your answer as an ordered pair.
Guest
Apr 2, 2022
+2
322
7
+491
Can ANYONE Figure this one out
My dad gave this to me to solve and after trying (and failing) For two hours he showed me the solution. I wonder if im dumb or if it really is that difficult
My
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Elijah
Apr 2, 2022
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224
1
Algebra
a and b are real numbers and satisfy ab^2 = 27/5 and a^2 b = 1080. Compute a+5b.
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Guest
Apr 2, 2022
0
165
0
Ratio
What is the ratio of x to y if: (10x - 3y)/(13x - 2y) = 3/8? Express your answer as a common fraction.
Guest
Apr 2, 2022
0
168
0
help algebra
\[\dfrac{x^2 - 19}{x^3 - 2x^2 -5x + 6} = \dfrac{A}{x-1} + \dfrac{B}{x+2} + \dfrac{C}{x-3}\]
Find constants A, B, and C so that the above expression holds for all real numbers other than 1, -2, and 3.
Guest
Apr 2, 2022
0
174
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trapezoid
What is the area of the trapezoid shown? Express your answer in simplest exact form.
Guest
Apr 2, 2022
0
242
1
My cat need help with her assignment because she is lazy and waited till the last minute
Find the coefficient of y^4 in the expansion of (2y - 5)^7.
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Guest
Apr 2, 2022
0
229
2
Please help
Find the number of 10-digit numbers, where the sum of the digits is divisible by 10.
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Guest
Apr 2, 2022
-2
1727
2
+118667
Mathigon website
I just discovered a site called mathigon
https://mathigon.org/dashboard
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Melody
Apr 2, 2022
0
304
1
Pls help on this!
The figure is made up of a circle, a triangle and a square of sides 8 cm. The radius of the circle is 7 cm. The ratio of the area of the circle to the shaded area of the circle is 7:3. The
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Guest
Apr 2, 2022
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328
1
Consider the diagram below, with , as well as and :
Consider the diagram below, with , as well as and :
What are
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Guest
Apr 2, 2022
0
370
3
Consider the following points on the graphs of and, with the added vertical dashed lines:
Consider the following points on the graphs of and, with the added vertical dashed lines:
Then what
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Guest
Apr 2, 2022
0
274
1
Help
https://web2.0calc.com/questions/help-thanks_69
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Guest
Apr 2, 2022
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303
2
It’s hard
Three family members shared the cost of buying a flat equally. Adam used 1/2 of his savings, Bill used 6/7 of his savings and Carl used 3/4 of his savings. Bill and Carl had $44 820 left after paying for the flat.
(a) How much did the flat
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Guest
Apr 2, 2022
0
293
4
Help please
In how many ways can you spell the word FOOT in the grid below? You can start on any letter F, then on each step you can step one letter in any direction (up, down, left, right, or diagonal).
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Guest
Apr 2, 2022
0
234
2
Please help
I have different mathematics textbooks and different psychology textbooks. In how many ways can I place the textbooks on a bookshelf, in a row, if there must be a psychology textbook exactly in the middle, and there must
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Guest
Apr 2, 2022
Apr 1, 2022
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280
1
Functions
The table shows values of a function 𝑓(𝑥). The graph shows a function 𝑔(𝑥).
x 4 5 6 7 8 9 10 𝑓(𝑥)
-8 -4 8 10 11 14 18
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Guest
Apr 1, 2022
0
266
1
I need help.
Jack had $108. He spent 1/3 of his money on a pair of earphones and 1/4 on a flash drive. How much money has he left?
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Guest
Apr 1, 2022
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