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All Questions
^{+0}
234575 Questions
0
1
1
+76
Algebra
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 100, Shirley runs screaming from the room. What number does Laverne say that sends
read more ..
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MEMEG0D
Aug 11, 2024
0
2
2
+2641
Need help
If $t$ is a real number, what is the maximum possible value of the expression $-t^2 + 8t -4 +5t^2 - 4t + 18$?
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LiIIiam0216
Aug 11, 2024
0
2
0
+2641
Help with roots
Let a and b be the solutions to 7x^2 + x - 5 = 6x^2 - 5x + 12. Compute 1/(a^2 - 4) + 1/(b^2 - 4).
LiIIiam0216
Aug 11, 2024
0
4
1
+355
Compute Last Three Digits of Repetend for 1/977
Compute Last Three Digits of Repetend for 1/977
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Lilliam0216
Aug 11, 2024
0
1
1
+292
Algebra
If s is a real number, then what is the smallest possible value of 2s^2 - 8s + 19 - 7s^2 - 8s + 20?
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cooIcooIcooI17
Aug 11, 2024
0
1
1
+292
Algebra
What real value of $t$ produces the smallest value of the quadratic $t^2 -9t - 36 + 13t - 60$?
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cooIcooIcooI17
Aug 11, 2024
0
4
1
+1694
Coordinates
Let $a$ and $b$ be real numbers, where $a < b$, and let $A = (a,a^2)$ and $B = (b,b^2)$. The line $\overline{AB}$ (meaning the unique line that contains the point $A$ and the point $B$) has slope $2$. Find $a + b$.
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ABJeIIy
Aug 11, 2024
0
2
0
+2641
Geometry
In triangle ABC, angle A = p + 2q degrees, angle B = 6p - 5q degrees, and angle C = 14p + 8q degrees. Find p (in degrees) in terms of q.
LiIIiam0216
Aug 11, 2024
0
3
1
+2641
Geometry
A rectangle contains a strip of width $1,$ as shown below. Find the area of the strip.
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LiIIiam0216
Aug 11, 2024
0
1
1
+2641
Geometry
Point $D$ is the midpoint of median $\overline{AM}$ of triangle $ABC$. Point $E$ is the midpoint of $\overline{AB}$, and point $T$ is the intersection of $\overline{BD}$ and $\overline{ME}$. Find the area of triangle $BET$ if $AB = 20$, $AC = 20$, and BC
read more ..
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LiIIiam0216
Aug 11, 2024
0
2
1
+2641
Geometry
In the diagram below, SR = PQ = 20 and RT:TS = 2:5. Find UV.
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LiIIiam0216
Aug 11, 2024
0
2
0
+1023
help geometry
In quadrilateral $BCED$, sides $\overline{BD}$ and $\overline{CE}$ are extended past $B$ and $C$, respectively, to meet at point $A$. If $BD = 8$, $BC = 3$, $CE = 1$, $AC = 19$ and $AB = 13$, then what is $DE$?
learnmgcat
Aug 11, 2024
0
2
0
+1315
Geometry
In triangle $ABC$, points $D$ and $F$ are on $\overline{AB},$ and $E$ is on $\overline{AC}$ such that $\overline{DE}\parallel \overline{BC}$ and $\overline{EF}\parallel \overline{CD}$. If $CE =3$ and $DF = 3$, then what is $BD$?
blackpanther
Aug 11, 2024
0
3
1
+1315
Geometry
In triangle $PQR,$ $M$ is the midpoint of $\overline{QR}.$ Find $PM.$
PQ = 5, PR = 8, QR = 11
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blackpanther
Aug 11, 2024
Aug 10, 2024
0
3
1
+2641
hard Geometry
In right triangle $ABC,$ $\angle C = 90^\circ$. Median $\overline{AM}$ has a length of 1, and median $\overline{BN}$ has a length of 1. What is the length of the hypotenuse of the triangle?
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LiIIiam0216
Aug 10, 2024
-1
1
3
+284
System
Find the ordered pair (s, t) that satisfies the system
(s/2) + 5t =3 - 7t + 8s
3t - 6s = 9 - 2t
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Stanry
Aug 10, 2024
-1
2
1
+284
System
For certain values of $k$ and $m,$ the system
a + 2b = -3 - 7a + b,
4a + 2b = k - 5a - mb
has infinitely many solutions $(a,b).$ What are $k$ and $m?$
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Stanry
Aug 10, 2024
0
2
2
+601
Geometry
A quadrilateral has angles of $q$, $4q + 17^\circ $, $8q + 21^\circ$, and $15q + 148^\circ $. Find the largest angle of the quadrilateral, in degrees.
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AnswerscorrectIy
Aug 10, 2024
0
2
1
+1877
Algebra
Let a1, a2, a3, ... be an arithmetic sequence. Let Sn denote the sum of the first n terms. If S_5 = 1/5 and S_10 = 1/10, then find S_15.
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tomtom
Aug 10, 2024
0
2
1
+556
Algebra
Let a1, a2, a3, ..., a10 be an arithmetic series. If a1 + a3 = -2 and a2 + a4 + a6 = 1, then find a1.
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booboo44
Aug 10, 2024
-1
1
2
+284
Algebra
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 100, Shirley runs screaming from the room. What number does Laverne say that sends
read more ..
●
●
Stanry
Aug 10, 2024
0
3
0
+439
Geometry
Determine the coordinates of the point $P$ on the line $y=-x+6$ such that $P$ is equidistant from the points $A(10,-12)$ and $O(2,8)$ (that is, so that $PA=PO$). Express your answer as an ordered pair $(a,b)$.
Pythagorearn
Aug 10, 2024
0
2
3
+76
Coordinates
In the diagram, the four points have coordinates $A(0,1)$, $B(1,3)$, $C(5,2)$, and $D(4.5,0)$. What is the area of quadrilateral $ABCD$?
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jaekg
Aug 10, 2024
0
1
1
+76
Palindromes
A palindrome is a number that is the same when read forwards and backwards, such as 43234. Find the number of 4-digit palindromes that are divisible by 8.
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MEMEG0D
Aug 10, 2024
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