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Post New Question
All Questions
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230615 Questions
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348
1
help plz
The letters of the alphabet are each assigned a random integer value, and H = 10. The value of a word comes from the sum of its letters' values. If MATH is 35 points, TEAM is 42 points and MEET is 50 points, what is the value of A?
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Guest
Aug 9, 2021
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248
1
Algebra
Given two real numbers p and q such that 1/p + 1/q = 1 and pq = 9, what is p + q?
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Guest
Aug 9, 2021
Aug 8, 2021
0
380
1
+106
I need help soon!
I have to submit this soon!!!
https://web2.0calc.com/questions/help_21870
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QuestionableBean
Aug 8, 2021
0
357
1
probability
What is the probability that a list of five different, single-digit numbers, whose sum is 31, will contain exactly two prime numbers? Express your answer as a common fraction.
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Guest
Aug 8, 2021
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305
1
Inequality problem
Solve 1/3*t - 5 < t - 2. Give your answer as an interval.
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Guest
Aug 8, 2021
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311
1
help
If 1/x + 1/y = 3 and 1/x - 1/y = 7, what is the value of x + y? Express your answer as a common fraction.
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Guest
Aug 8, 2021
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328
1
system
Find the value of a so that the system has no solutions.
y = 11x + 14
2y - 4 = ax + 3y
read more ..
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Guest
Aug 8, 2021
+1
519
1
+50
A bit confused on what to do
What is the largest number of regions formed by 6 planes in space?
This was part b of the problem, I already solved part a and I am confused on why it isn't the same answer as part a.
Part a's question:
read more ..
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Zekken
Aug 8, 2021
0
331
1
Polynomials
Suppose f(x) is a polynomial of degree 4 or greater such that f(1) = 2, f(2) = 3, and f(3) = -4. Find the remainder when f(x) is divided by (x - 1)(x - 2)(x - 3).
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Guest
Aug 8, 2021
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191
0
Math
Given a = 2^5, b = 3^4, c = 4^3, and d = 5^2, let
x = (a + b)(c + d)
y = (a + c)(b + d)
z = (a + d)(b + c)
Rank x, y, z from greatest to least, and express your answer as an ordered list.
read more ..
Guest
Aug 8, 2021
0
336
1
System
For what ordered pair (a,b) are there infinite solutions (x,y) to the system
4x + ay = -8
3x - y = b
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Guest
Aug 8, 2021
0
217
1
System
Real numbers x and y satisfy
x + xy = 250y
x - xy = -240y
read more ..
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Guest
Aug 8, 2021
0
430
1
Number Theory
The letters A, B, C, D, E, and F represent digits and ABC,DEF represents a positive six-digit integer. What is the number ABC,DEF if 4(ABC,DEF) = 9(DEF,ABC)?
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Guest
Aug 8, 2021
0
193
0
Algebra
The roots of \[x^4 - 14x^3 + 11x^2 + ax + b = 0\]form an arithmetic sequence. Find $a + b.$
Guest
Aug 8, 2021
0
193
0
Algebra
If we write sqrt(2) + sqrt(3) + 1/(2*sqrt(2) + 3*sqrt(3)) in the form (a*sqrt(2) + b*sqrt(3))/c such that a, b, and c are positive integers and c is as small as possible, then what is a + b + c?
Guest
Aug 8, 2021
0
183
0
help graphing
The equation y = (x + A)/(Bx + C) , where A,B, and C are integers, is shown below. What is A + B + C?
Guest
Aug 8, 2021
0
190
0
help algebra
Let $f(x) = \left\lfloor \frac{2 - x}{x + 5} \right\rfloor$. Evaluate f(1) + f(2) + f(3) + ... + f(999) + f(1000).
Guest
Aug 8, 2021
0
321
2
Algebra
If x+y=9 and xy=18, what is the value of x^3+y^3?
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Guest
Aug 8, 2021
0
273
1
Quadratic
If we express 2x^2 + 6x + 11 in the form a(x - h)^2 + k, then what is h?
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Guest
Aug 8, 2021
0
293
1
Function
Let
f(x) = -x - 3 if x <= 1
f(x) = 1 - x/2 if x > 1
Find the sum of all values of x such that f(x) = 0.
read more ..
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Guest
Aug 8, 2021
0
292
1
problem on roots
The roots of x^2 + 8x + 8 are the same as the roots of Ax^2 + Bx + 4. What is A + B?
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Guest
Aug 8, 2021
0
393
4
help pls, all help apreciated
Find the number of solutions, in positive real numbers, to the system
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Guest
Aug 8, 2021
0
312
1
please help
Define the operation ♠ as a♠b = |a-b|. What is the value of 2♠ (4♠7)?
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Guest
Aug 8, 2021
0
298
1
Domain
What is the domain of the function
\[f(x) = \frac{(2x - 3)(2x + 5)}{(3x - 9)(4x + 10)}?\]
Express your answer as an interval or as a union of intervals.
read more ..
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Guest
Aug 8, 2021
0
317
1
help math
You have one dollar bills and five dollar bills totaling 45 dollars.You have 4 times as many one dollar bills as you do five dollar bills. How many of each type of bill do you have?
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Guest
Aug 8, 2021
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