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QuestionMachine
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QuestionMachine
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23
55 Questions
23 Answers
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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
05.03.2022
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454
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
07.09.2021
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480
1
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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
01.07.2021
0
542
2
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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
30.06.2021
0
469
5
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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
22.06.2021
0
605
1
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HELP
How many different prime numbers divide evenly into $40^4-9^4$?
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QuestionMachine
22.06.2021
0
447
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
01.03.2021
0
418
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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
01.03.2021
0
779
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
01.03.2021
0
409
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
01.03.2021
0
437
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
01.03.2021
0
455
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
01.03.2021
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448
3
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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
01.03.2021
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neueste
4
3
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2
1
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#1
+195
0
what is the amount of water
QuestionMachine
13.02.2021
#2
+195
0
Thanks
QuestionMachine
12.02.2021
#2
+195
0
Thank you
QuestionMachine
12.02.2021
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neueste
1
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neueste
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