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All Questions
^{+0}
192036 Questions
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66
0
inverse function
Let
f(x) = k(x) if x > 0
f(x) = x/2 if x < 0
f(x) = 0 if x = 0
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Guest
Jan 13, 2021
0
73
1
help
We call a number peachy if every digit in the number is either a $3$ or next to a $3.$ For example, the numbers $333,$ $83,$ $303,$ and $3773$ are all peachy, but the numbers $32523,$ $786,$ $340,$ and $3999$ are not peachy.
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Guest
Jan 13, 2021
0
160
7
Solve the following percent puzzle, entering each square of the completed puzzle in the corresponding box below.
Solve the following percent puzzle, entering each square of the completed puzzle in the corresponding box below.
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Guest
Jan 13, 2021
0
80
1
Question
There's a question that I'm not quite sure how to solve, I know it involves factoring but I don't know how to prove the statement:
Prove that 4 is the only perfect square that is one more than a prime number
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Guest
Jan 13, 2021
0
96
4
geometry
Harriet has a square piece of paper.
She folds it in half to form a rectangle and then in half again to form a second rectangle (which is a square).
The perimeter of the second rectangle is 30 cm
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Guest
Jan 13, 2021
-1
95
1
+5
Complex problem that confuses me.
Hi! Can someone please solve the below problem?
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COOKIEnomnom
Jan 13, 2021
0
91
1
Calc question
Let $A=\displaystyle\int_3^7 \tan^{-1}(x)\,dx$.
Find the left hand, right hand, trapezoidal, and midpoint approximation this
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Guest
Jan 13, 2021
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788
2
+4
Hey its a problem care to help out its not that hard :)
In the figure, QUAD is a quadrilateral. QUAD is “enclosed” by the rectangle RECT. This means that each vertex of QUAD is on a side of rectangle RECT. Segment QA is parallel to two of the sides of the rectangle. The length of QA is 18 and the length
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iigixny
Jan 13, 2021
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62
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help with base numbers
In the small hamlet of Abaze, two base systems are in common use. Also, everyone speaks the truth, and no one changes which base they are using in mid-sentence. One resident said, "26 people use my base, base 14, and only 25 people speak base 10." Another
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Guest
Jan 13, 2021
0
98
1
Find the angle measure in RADIANS given the following length of a minor arc and radius: arc length = 6pi/5, r= 3
Find the angle measure in RADIANS given the following length of a minor arc and radius: arc length = 6pi/5, r= 3
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Guest
Jan 13, 2021
0
87
1
divisors
Compute the sum of all positive integers k for which the number k*1984*2 has exactly 21 positive divisors.
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Guest
Jan 13, 2021
Jan 12, 2021
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67
1
What is three and three fourths squared
What is three and three eighths squared
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Guest
Jan 12, 2021
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72
1
divisors
Find the sum of the positive square free divisors of 54000.
Note: A natural number is square free if it is not the multiple of any perfect square greater than 1.
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Guest
Jan 12, 2021
0
137
7
Math Question
Prove that 4 is the only perfect square that is one more than a prime number
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Guest
Jan 12, 2021
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64
1
geometry
Two sides of a parallelogram are 30 and 20. One diagonal has a length of 40. What is the length of the other diagonal?
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Guest
Jan 12, 2021
0
107
3
Algebra Questions
QUESTION 1 - PART A
If for some constants is a and c, then find a.
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Guest
Jan 12, 2021
0
82
1
two variable equation
Let $a$ and $b$ with $a>b>0$ be real numbers satisfying $a^3+b^3=a+b$. Find $\sqrt{\dfrac{a}{b}+\dfrac{b}{a}-\dfrac{1}{ab}}$.
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Guest
Jan 12, 2021
0
64
1
algebra
Find y if the point (-6,y) passes through (-1,9) and (3,2).
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Guest
Jan 12, 2021
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348
11
+71
EP, Melody, CPhil Please Come!
Ms. Q gave Steven the following problem: "License plates in Acardia consist of six upper-case letters. For example, two possible Acardian license plates are $ABCDEF$ and $AAAOPS$ No two license plates are the same. How many possible Arcadian license
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MathSolverForLYFE
Jan 12, 2021
0
73
1
find the value of the expression 4.325/10. show work
find the value of the expression 4.325/10. show work
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Guest
Jan 12, 2021
0
68
1
quadratic
Find the largest integer k such that the equation 5x^2 - kx + 88 = 0 has no real solutions.
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Guest
Jan 12, 2021
0
89
1
circle
A triangle \(ABC \) is drawn to circumscribe a circle of radius 4 cm such that the segments \(BD\) and \(DC\) into which \(BC\) is divided by the point of contact \(D\) are of lengths 8 cm and 6 cm respectively. Find the sides \(AB \) and \( AC\).
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Guest
Jan 12, 2021
0
72
1
math
4567+5675
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Guest
Jan 12, 2021
+1
72
2
I was wondering is anybody else has this problem.....
Every time I post or answer a question it says
Oops! Internal Server Error (reference: 5c50a341151f)
We're sorry, but something went wrong.
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Guest
Jan 12, 2021
0
80
1
need algebra help
Find all real numbers K such that the inequality $x^2 - 2(4K-1)x + 15K^2 - 2K- 7> 0$ holds for all real x.
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Guest
Jan 12, 2021
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