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QuestionMachine
Username
QuestionMachine
Score
195
Membership
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Questions
55
Answers
23
55 Questions
23 Answers
0
302
2
+195
Help Please
As shown below, 7 circular pegs of the same radius are bundled together so that they are tangent to one another, and a string is wrapped around the outside. If the pegs' radii are all increased by 2 inches, how much longer would the
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QuestionMachine
Mar 5, 2022
0
476
1
+195
Help! I'm confused
Trapezoid $ABCD$ is inscribed in the semicircle with diameter $\overline{AB}$, as shown below. If $CD = 7$, $AD = 3$, and $BC = 3$, then find the radius of the semicircle.
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QuestionMachine
Sep 7, 2021
0
504
1
+195
Holp
In triangle $ABC$, $AB = AC$. Point $P$ lies on $\overline{AB}$ such that $CP = BC$. If $\angle APC = 115^\circ$, what is $\angle ACP$ (in degrees)?
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QuestionMachine
Jul 1, 2021
0
555
2
+195
Got problems
1. If $a$ and $b$ must be nonnegative integers, what is the largest integer $n$ such that $13a + 18b = n$ has no solutions?
2. If $a$ and $b$ must be positive integers, what is the largest integer $n$ such that $13a + 18b = n$ has no solutions?
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QuestionMachine
Jun 30, 2021
0
487
5
+195
Help
1.Among all fractions $x$ that have a positive integer numerator and denominator and satisfy $$\frac{9}{11} \le x \le \frac{11}{13},$$ which fraction has the smallest denominator?
2.
What is the largest 4-digit number
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QuestionMachine
Jun 22, 2021
0
620
1
+195
HELP
How many different prime numbers divide evenly into $40^4-9^4$?
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QuestionMachine
Jun 22, 2021
0
480
1
+195
plz help
Assume that $f(3) = 4$. Name a point that must be on the graph of $y=f(x)+4$.
ElectricPavlov
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QuestionMachine
Mar 1, 2021
0
449
1
+195
Halp
Below is a portion of the graph of a function, $y=u(x)$:
What is the exact value of $u(-2.72)+u(-0.81)+u(0.81)+u(2.72)$ ?
<
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QuestionMachine
Mar 1, 2021
0
793
1
+195
The graph of $y = f(x)$ is shown below, in red. Find the equation that corresponds to the blue graph.
The graph of $y = f(x)$ is shown below, in red. Find the equation that corresponds to the blue graph.
Enter your answer in the form
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QuestionMachine
Mar 1, 2021
0
443
2
+195
Help
The graph of $y = f(x)$ is shown below, in red. Find the equation that corresponds to the blue graph.
Enter your answer in the form
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QuestionMachine
Mar 1, 2021
0
453
3
+195
Sorry about this
The graph of $y = h(x)$ is shown in red below. Compute $h(h(7))$.
(Assume grid lines are spaced 1 unit apart.)
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QuestionMachine
Mar 1, 2021
0
485
2
+195
More help
The graph of $y=f(x)$ is shown below in red. For which $x$ value does $f(x) = 4$?
(Assume grid lines are spaced 1 unit apart.)
<
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QuestionMachine
Mar 1, 2021
0
477
3
+195
Help
The graph of $y=f(x)$ is shown in red below. Find
(Assume grid lines are spaced 1 unit apart.)
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QuestionMachine
Mar 1, 2021
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what is the amount of water
QuestionMachine
Feb 13, 2021
#2
+195
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Thanks
QuestionMachine
Feb 12, 2021
#2
+195
0
Thank you
QuestionMachine
Feb 12, 2021
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