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ChiIIBill
Username
ChiIIBill
Score
467
Membership
Stats
Questions
112
Answers
12
112 Questions
12 Answers
0
1
0
+467
Algebra
Let a and b be real numbers such that a^3 + 3ab^2 = 679 and 3a^3 - ab^2 = 615. Find a - b.
ChiIIBill
Sep 3, 2024
0
3
1
+467
Algebra
Let $m$ be a real number. If the quadratic equation $x^2+mx+4 = 2x^2 + 17x + 8$ has two distinct real roots, then what are the possible values of $m$? Express your answer in interval notation.
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ChiIIBill
Aug 13, 2024
0
2
1
+467
help algebra
If $a$ and $b$ are positive integers for which $ab - 3a + 4b = 131$, what is the minimal possible value of $|a - b|$?
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ChiIIBill
Aug 13, 2024
0
2
0
+467
Number Theory
What is 100000_{16} * E21A8_{16} in base 16?
ChiIIBill
Aug 7, 2024
0
3
0
+467
Number Theory
Let N be a positive integer. The number N has three digits when expressed in base 7. When the number N is expressed in base 18, it has the same three digits, in reverse order. What is N? (Express your answer in decimal
read more ..
ChiIIBill
Aug 7, 2024
0
4
1
+467
Number Theory
What is the largest positive integer $n$ such that $1457$, $1797$, $709$, $15$, $24$, $197$, $428$ all leave the same remainder when divided by $n$?
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ChiIIBill
Jul 23, 2024
0
2
1
+467
Number Theory
If n \equiv 43 \pmod{165}, then what is the residue of $n$ modulo 2?
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ChiIIBill
Jul 23, 2024
0
4
1
+467
Number Theory
A four-digit hexadecimal integer is written on a napkin such that the units digit is illegible. The first three digits are $7$, $D$, and $3$. If the integer is a multiple of $25_{10}$, what is the units digit?
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ChiIIBill
Jul 23, 2024
0
2
1
+467
Number Theory
How many lattice points (points with integer coordinates) are on the line segment whose endpoints are $(3,17)$ and $(82,150)?$ (Include both endpoints in your count.)
NotThatSmart
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ChiIIBill
Jul 23, 2024
0
1
1
+467
Algebra
Let a1, a2, a3, ..., a10 be an arithmetic series. If a1 + a3 = -2 and a2 + a4 + a6 = 1, then find a1.
NotThatSmart
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ChiIIBill
Jul 23, 2024
0
5
1
+467
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
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NotThatSmart
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ChiIIBill
Jul 23, 2024
0
4
0
+467
Algebra
Find the ordered pair that satisfies the system
\dfrac{s}{2} + 5t &= 3 - 3s + t,\\
3t - 6s &= 9 + 5s.
ChiIIBill
Jul 23, 2024
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