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All Questions
^{+0}
227775 Questions
0
6
1
+1479
vertex
Find the vertex of the graph of the equation $x - y^2 + 8y = 13 + 2y + y^2 - 7y - 14$.
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tomtom
Nov 25, 2023
0
8
0
+1479
vertex
Find the vertex of the graph of the equation y = -2x^2 + 8x + 15 - 3x^2 + 7x - 25
tomtom
Nov 25, 2023
0
9
0
+1479
circle
Find the area of the region enclosed by the graph of $x^2 + y^2 = 2x - 6y + 6 + 14x - 16y + 80$.
tomtom
Nov 25, 2023
0
9
0
+1479
help with parabola
The graph of $y = ax^2 + bx + c$ has an axis of symmetry of $x = -1.$ If $a = 2,$ then find $b.$
tomtom
Nov 25, 2023
0
9
0
+1479
need help
Graph a parabola with axis of symmetry $x = 3,$ an $x$-intercept at $x = -8,$ and $y$-intercept $5.$
tomtom
Nov 25, 2023
0
11
1
+1479
equation of circle
Find the coordinates of the center of the circle.
The points on the circle are (22,15), (-25,0), (22,-29).
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tomtom
Nov 25, 2023
0
4
2
+28
plsss its due today, melody, cphil, pls help!
In how many ways can three pairs of siblings from different families be seated in two rows of three chairs, if siblings may not sit next to each other in the same row?
pls help me as quick as possible
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Icebulb2
Nov 25, 2023
0
9
0
+1528
need help quick
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 $x$-intercept $(10,0)$ and $y$-intercept $(0,-2)$. Find
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wiseowl
Nov 25, 2023
0
10
0
+1528
intersection points
What are the coordinates of the points where the graphs of $f(x)=x^3 + x^2 - 3x + 5$ and $g(x)=x^4-7x^3+5x^2-18x+17$ intersect?
Give your answer as a list of points separated by commas, with the points ordered such that
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wiseowl
Nov 25, 2023
0
7
0
+1528
graph
The graph of $y=f(x)$ is shown below in red. Given that $f$ is invertible, find $f^{-1}(4)$. (Assume grid lines are spaced $1$ unit apart.)
wiseowl
Nov 25, 2023
0
6
0
+1528
help plz
The graph of $y = h(x)$ is shown in red below. Compute $h(h(7))$. (Assume grid lines are spaced $1$ unit apart.)
wiseowl
Nov 25, 2023
0
8
0
+1528
help with graphs
The graph of $y=f(x)$ is shown in red below. Assuming the graph consists of three line segments, what is $f(-2)$? (Assume grid lines are spaced $1$ unit apart.)
wiseowl
Nov 25, 2023
0
8
0
+1528
graphing question
The graph of $y=f(x)$ is shown in red below. For how many values of $c$ is $f(c) = -1$?
wiseowl
Nov 25, 2023
0
6
0
+955
triangle
In triangle $ABC,$ $D$ is on side $\overline {AB}.$ We know $\triangle ABC \sim \triangle ACD$. If $BC = BD,$ what is $\angle B$ in degrees?
blackpanther
Nov 25, 2023
0
6
0
+955
quadrilateral
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 $DE$?
blackpanther
Nov 25, 2023
0
10
0
+955
help 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
Nov 25, 2023
0
10
0
+955
square
Points $X$, $Y$, and $Z$ are on the sides $\overline{QR}$, $\overline{PR}$, and $\overline{PQ}$, respectively, of right triangle $PQR$ such that $PZXY$ is a square. If $PQ = 1$ and $PR = 1$, then what is the side length of the square?
blackpanther
Nov 25, 2023
0
7
0
+955
help me
In the figure, angles $\angle ABC$ and $\angle AST$ are right angles. If $AC = 35,$ then what is $AS$?
blackpanther
Nov 25, 2023
0
7
1
+955
geometry
In the diagram below, we have $\overline{BC}\parallel\overline{DE}$ and $AE = 20$. Find $AC$.
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blackpanther
Nov 25, 2023
0
9
1
+955
help geometry
In the diagram below, we have $\overline{AB}\parallel\overline{DE}$ and $BD = 24$. Find $CD$.
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blackpanther
Nov 25, 2023
0
4
2
+28
Confusing problem
Find the number of positive integers that satisfy both the following conditions:
Each digit is a 1 or a 3
The sum of the digits is 12
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Icebulb2
Nov 25, 2023
0
7
0
+1479
find
Find all real values of $x$ such that
\frac{x^2 + 2x + 5}{3x^2 - x - 4} + \frac{x^2 + 4x + 8}{x^2 - 4x - 5} \ge 0.
Note: Your solution should be thorough, and explain why all your values are the only values that satisfy the inequality.
<
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tomtom
Nov 25, 2023
0
7
0
+1479
solve
Solve the inequality $x^3 + 4x > 5x^2 + 2x - x^3 + 7x^2 - 36$. Write your answer in interval notation.
tomtom
Nov 25, 2023
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