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All Questions
^{+0}
231651 Questions
0
11
1
+952
help need help
A geometric sequence has $400$ terms. The first term is $1000$ and the common ratio is $-\frac{8}{9}.$ How many terms of this sequence are greater than $1?$
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ABJeIIy
Apr 2, 2024
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13
1
+952
help me with algebra
When the same constant is added to the numbers $60,$ $120,$ and $140,$ a three-term geometric sequence arises. What is the common ratio of the resulting sequence?
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ABJeIIy
Apr 2, 2024
0
9
1
+952
help algebra
The system of equations
{xy}/{x + y} = 1,{xz}/{x + z} = 1, {yz}/{y + z} = 3
has exactly one solution. What is z in this solution?
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ABJeIIy
Apr 2, 2024
0
4
0
+952
help me help help
Find the value of
\cfrac{1}{1 + \cfrac{1}{4 + \cfrac{1}{1 + \cfrac{1}{4}}}}.
ABJeIIy
Apr 2, 2024
0
7
1
+952
help algebra
Let x and y be complex numbers. If $x + y =2$ and $x^3 + y^3 = 5$, then what is $x^2 + y^2$?
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ABJeIIy
Apr 2, 2024
0
3
2
+952
help me
Find the largest value of $x$ such that $3x^2 + 17x + 15 = 2x^2 + 21x + 12 - 5x^2 + 17x + 34.$
CPhill
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ABJeIIy
Apr 2, 2024
0
5
3
+952
help plz algebra
Find the number of ordered pairs $(a,b)$ of integers such that
\frac{a + 2}{a + 1} = \frac{b}{8}.
CPhill
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ABJeIIy
Apr 2, 2024
0
2
2
+952
help help
Let a and b be the roots of 5x^2 - 11x + 4 = -3x^2 - 17x + 5. Find a^3 + b3.
CPhill
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ABJeIIy
Apr 2, 2024
0
9
1
+952
help algebra
Let u and v be the solutions to 3x^2 + 5x + 7 = -4x^2 + 3x - 14. Find 1/u^2 + 1/v^2.
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ABJeIIy
Apr 2, 2024
0
4
1
+18
Chess dubs
How many ways can I put down two indistinguishable pieces on an ordinary 8x8 chessboard, if the pieces must either be in the same row or be in the same column?
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Umeko1.0
Apr 2, 2024
0
2
1
+18
Halp: Urgent!
For how many three-digit positive integers is the sum of the digits equal to 5?
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Umeko1.0
Apr 2, 2024
0
10
1
+952
plz help help
Let a1, a2, a3, ..., a9, a10 be an arithmetic series. If a1 + a3 = 12 and a2 + a4 + a6 = 8, then find a1.
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ABJeIIy
Apr 2, 2024
0
9
1
+952
need help now
Laverne starts counting out loud by ${}5$'s. She starts with $2$. As Laverne counts, Shirley sums the numbers Laverne says. When the sum finally exceeds $20,$ Shirley runs screaming from the room. What number does Laverne say that
read more ..
Bosco
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ABJeIIy
Apr 2, 2024
0
8
1
+952
help help
Let a1, a2, a3, ... be an arithmetic series. Let Sn denote the sum of the first n terms. If S1 = 5 and S2 = 15, then find S15.
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ABJeIIy
Apr 2, 2024
0
11
0
+952
help plz
Let
f(x) = \left\lfloor\frac{3x - 5}{3x + 4}\right\rfloor.
Evaluate f(1)+f(2) + f(3) + \dots + f(999)+f(1000). (This sum has $1000$ terms, one for the result when we input each integer from $1$ to $1000$ into $f$.)
ABJeIIy
Apr 2, 2024
0
8
0
+952
help me help
Find the minimum distance from any lattice point to the line $y = \frac{5}{3} x + \frac{12}{7}.$
ABJeIIy
Apr 2, 2024
0
6
1
+952
help me plz
What is the area of the region bounded by the graphs of $y = |x + 2| - |x - 2|$ and $y = |x + 1| - |x - 5|$?
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ABJeIIy
Apr 2, 2024
0
14
0
+952
help plz
Find the domain of the function $f(x)=\frac{2x-7}{\sqrt{x^2}} - \sqrt{5x+6-11}$.
ABJeIIy
Apr 2, 2024
0
11
5
+952
need help
The quadratic equation $x^2-mx+24 = 10$ has roots $x_1$ and $x_2$. If $x_1$ and $x_2$ are integers, how many different values of $m$ are possible?
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ABJeIIy
Apr 2, 2024
0
9
2
+952
Quadratic
Find the sum of the squares of the roots of $2x^2+4x-1=x^2-8x+3$.
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ABJeIIy
Apr 2, 2024
0
9
0
+9
Can someone Help me with my precalc question?
https://imgur.com/a/4vuTIpm
14. A game show uses a large spinner of radius 15 feet that rotates at a constant rate to determine which prizes contestants win. The figure above provides a representation of the wheel in the xy-plane
read more ..
ddddddddddd
Apr 2, 2024
+1
12
0
+9
Can someone help me with this precalc question? very stuck.
https://imgur.com/a/4vuTIpm
PLEASE I HAVE AN EXAM TM MORNING AND THIS IS THE ONE QUESTION IM STUCK ON IN THE REVIEW
ddddddddddd
Apr 2, 2024
+1
9
1
+218
help me please!
Find constants A and B such that for all x such that and .
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ABJelly
Apr 2, 2024
+1
3
1
+218
please help!!
Find all solutions of the equation
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ABJelly
Apr 2, 2024
+1
8
1
+218
Let and be real numbers such that What is the largest possible value of
Let and be real numbers such that
What is the largest possible value of
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ABJelly
Apr 2, 2024
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