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All Questions
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237665 Questions
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418
2
geometry
In right triangle ABC, AC = 8, AB = 15, and BC = 17. Square ADEF is inscribed in the square. Find the side length of square ADEF.
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Guest
Dec 6, 2021
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250
0
Algebra
Find the sum of all integral values of c with c <= 25 for which the equation y = x^2 - 17x - c has two rational roots.
Guest
Dec 6, 2021
0
266
0
Algebra
If x = 1 + x/(2 + x/(2 + x/(2 + x/(2 + ...)))), then what is x?
Guest
Dec 6, 2021
0
311
1
Operations
Let a * b = a + sqrt(b + sqrt(b + sqrt(b + ...))). If 7 * g = 19, find the value of g.
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Guest
Dec 6, 2021
0
391
1
Exponents
Find the value of y such that 9^y = 3^5 * 9^6 * 81^4/27^3.
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Guest
Dec 6, 2021
0
250
0
helppppp
What is the constant of proportionality in the equation y=2x what is the
constant of proportionality?????
Guest
Dec 6, 2021
0
401
1
Algebra
Let u and v be the solutions to 3x^2 + 5x + 7 = 0. Find $\frac{1}{u^2} + \frac{1}{v^2}$.
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Guest
Dec 6, 2021
0
319
1
plz help anyone thank u
what would be the final concentrations
A) a ratio of 1:9 0.5M salt solution to water
B) a 12% solution of 0.4Msucrose
C) a 4/5 dilution of 1M sugar in water
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Guest
Dec 6, 2021
0
299
1
Decimals
What is the 4000th digit following the decimal point in the expansion of 1/176
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Guest
Dec 6, 2021
0
437
2
Parabola
The graph of y = ax^2 + bx + c is shown below. Find abc. (The distance between the grid lines is one unit.)
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Guest
Dec 6, 2021
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342
1
shadow afton
what is 0.007 as a fraction
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Guest
Dec 6, 2021
+1
384
1
algebra
Mary works mowing lawns and babysitting. She earns $9.10 an hour for mowing and $7.40 an hour for babysitting. How much will she earn for 1 hour of mowing and 7 hours of babysitting?
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Guest
Dec 6, 2021
0
363
1
What would be the final concentrations of ge following
What would be the final concentrations of ge following
A ratio of 1:9 0.5M salt solution to water.
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Guest
Dec 6, 2021
0
397
1
mat
29*43,4
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Guest
Dec 6, 2021
0
448
1
Coordinates
Find the area of the region enclosed by the graph of x^2 + y^2 = 2x - 6y + 6 - 10x + 8y + 4.
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Guest
Dec 6, 2021
0
370
0
Parabola
Find the vertex of the graph of the equation y = -2x^2 + 8x - 15 + 3x^2 + 7x - 4.
Guest
Dec 6, 2021
0
299
1
Algebra
Find the vertex of the graph of the equation x - y^2 + 8y = 13 + 4y + y^2
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Guest
Dec 6, 2021
0
264
0
algebra
The real numbers x and y satisfy (x - 3)^2 + (y - 4)^2 = 18. Find the minimum value of x^2 + y^2.
Guest
Dec 6, 2021
0
307
1
Algebra
Find the sum of the squares of the solutions of x^2 - 13x + 4 = -11x + 7.
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Guest
Dec 6, 2021
0
284
1
sales tax questions
Marcus can choose between a monthly salary of $1,500 plus 5.5% of sales or $2,400 plus 3% of sales. He expects sales between $5,000 and $10,000 a month. Which salary option should he choose to earn the most money?
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Guest
Dec 6, 2021
0
378
3
hard geometry problem
The sum of all but one of the angles of a particular convex polygon is 1578 degrees. What is the measure in degrees of the remaining interior angle?
Can someone help, I don't know what to do after making a formula with (n-2)(180). I keep
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Guest
Dec 6, 2021
0
334
3
trig question
What is the sine of an acute angle whose cosine is 7/25?
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Guest
Dec 6, 2021
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