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All Questions
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237690 Questions
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178
1
Factor
Factor (ab + ac + bc)^3 - a^3*b^3.
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Guest
Mar 2, 2023
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186
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Probability
I need the answer to this
Right triangle XYZ has legs of length XY = 12 and YZ = 6. Point D is chosen at random within the triangle XYZ. What is the probability that the area of triangle XYD is at most 20?
Guest
Mar 2, 2023
Mar 1, 2023
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194
1
Externally tangent circles with centers at points $A$ and $B$ have radii of lengths 5 and 3, respectively. A line externally tangent to both
help question above
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Guest
Mar 1, 2023
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199
1
math
Let a and b be the roots of the quadratic 2x^2 - 8x + 7 = 0. Compute a^3 + b^3.
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Guest
Mar 1, 2023
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193
1
-4x+6(x+1)
-4x+6(x+1)
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Guest
Mar 1, 2023
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197
3
+149
Physics Help
I drew fbd, and I thought that the vertical component of the red rope is the only thing pulling up (against gravity) because the horizontal component is, well, horizontal and the other line is also horizontal. B/c is equal to gravity, value is 1.25*9.81
read more ..
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Nikhil
Mar 1, 2023
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179
1
What is the solution to this compound inequality
0≤-2x+6<16
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Guest
Mar 1, 2023
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136
0
Please Help!!
In inflation land, the rate of inflation r in a year is defined such that 1 dollar in the previous year is equal to r dollars in the current year. r starts at 1 but changes by 0.1 in either direction each year, and Bob buys a vacuum for 100 dollars from,
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Guest
Mar 1, 2023
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200
2
8x^2-6x=0
8x^2-6x=0
THE MULTIPLEES OF ^ DONT ADD UP TO * HOW DO I SOLVE THIS
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Guest
Mar 1, 2023
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172
0
Graph h(x)=x^2−5
Graph h(x)=x2−5
Guest
Mar 1, 2023
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203
2
help asap plz
Let and be real numbers such that and Find
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Guest
Mar 1, 2023
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195
1
l.hk..hyoii
sqrt(1 + x) = sum n = 0 to ∞ ((- 1) ^ n * (2n)!)/((1 - 2n) * (n!) ^ 2 * (4 ^ n)) * x ^ n =1+ 1 2 x- 1 8 x^ 2 + 1 16 x^ 3 - 5 128 x^ 4 +...
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Guest
Mar 1, 2023
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189
1
Question on linear speed
The Earth rotates about its axis every hours, minutes, and seconds. The radius of the Earth is miles.
What is the linear speed of a point on the Earth's equator (in miles/hour)?
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Guest
Mar 1, 2023
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173
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Complex numbers
help need help with this
Describe all solutions to zw - 3w - 2iw + 4z = 7iw + 5w + 11iz - 13 + 15i
where z and w are complex numbers.
Guest
Mar 1, 2023
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167
1
counting problem
Six children are each offered a single scoop of any of 3 flavors of ice cream from the Combinations Creamery. How many ways can each child choose a flavor for their scoop of ice cream so that some flavor of ice cream is selected by exactly three children?
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Guest
Mar 1, 2023
Feb 28, 2023
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165
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piada
Se eu tenho 5 maças numa mão e 7 noutra o que eu tenho?
Guest
Feb 28, 2023
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158
4
A standard six-sided die is rolled twice. What is the probability that the product of the rolls is even?
A standard six-sided die is rolled twice. What is the probability that the product of the rolls is even?
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Guest
Feb 28, 2023
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213
1
Write an equation for the amount of tax Jackie will owe for 2020 in terms of the number of paintings sold.
This equation should involve two variables: T for the amount of tax Jackie will owe, and P for the number of paintings Jackie will sell in 2020. Additionally, note that you will have to account for the expense of Jackie’s art supplies.
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Guest
Feb 28, 2023
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217
1
If Jackie has a taxable income of less than $9,875 in 2020
If Jackie has a taxable income of less than $9,875 in 2020, write an equation representing the amount of income tax that Jackie owes, T, in terms of Jackie’s 2020 taxable income, J.
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Guest
Feb 28, 2023
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195
0
В белом ящике лежат 12 красных и 6 синих одинаковых шаров.
В ящике содержится 12 красных и 6 синих шаров. В жёлтом ящике лежит 15 красных и 10 синих шаров. Кидается игровая кость. Если случайно выпавших очков оказывается кратно трём, то шар вытаскивается из белого ящика. Если число очков не кратно трём, шар достаётся
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Guest
Feb 28, 2023
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