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Post New Question
All Questions
+0
237665 Questions
0
499
1
PLS HELP ME NOW!!!
Julie has these genres of books on her shelf.
• 5 fiction
• 2 autobiographies
• 1 thriller
read more ..
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Guest
May 27, 2021
0
277
0
Polynomials
There is a unique polynomial P(x) of degree 4 with rational coefficients and leading coefficient 1 which has sqrt(2) + sqrt(15) as a root. What is P(1)?
Guest
May 27, 2021
0
516
1
Help me Please.. URGENT
Our club has 10 members, and we need to appoint a president, a vice-president, and a secretary. How many ways can we do this if: (a) Each member can hold at most one office? (b) Members can hold any number of offices?
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Guest
May 27, 2021
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452
2
Julie will randomly choose one book. Then she will put it back and randomly choose another book. What is the probability that she will choos
What do u think?
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Guest
May 27, 2021
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288
0
Algebra
Find all the values of a for which the equations
x^2 + ax + 1 = 0
x^2 - x - a = 2
read more ..
Guest
May 27, 2021
0
286
0
Help algebra
If the roots of p(x) = x^3 - 15x^2 + 74x + c form an arithmetic sequence, find c.
Guest
May 27, 2021
-1
420
1
+79
help! (show proof please)
1. In the coordinate plane, a line passes through the point (12, 3). Its x-intercept is A=(a, 0) where a>0 and its y-intercept is B=(0,b) whre b>0. Find the smallest possible area of triangle OAB, where O is the orgin
2. All the roots
read more ..
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imbadatmath
May 27, 2021
0
446
2
Determine if the row converges or diverges?
I need help determining if the sum/row converges or diverges. If it could be explaned step by step and what method should be used would be much helpful. Thank you in advanced.
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Guest
May 27, 2021
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352
1
Algebra
If a and b are nonzero real number such that $|a| \neq |b|$, compute the value of the expression (a + b)(b - a)/(a^2 - b^2).
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Guest
May 27, 2021
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383
2
inradius
What is the radius of the circle inscribed in triangle ABC if AB = 5, AC=6, BC=8? Express your answer in simplest radical form.
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Guest
May 27, 2021
0
334
1
Math
Find all possible integer values of n such that 12n^2 + 12n + 38 is a 4-digit number with all 4 digits equal.
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Guest
May 27, 2021
-1
461
2
+79
help--
1. In the coordinate plane, a line passes through the point (12, 3). Its x-intercept is A=(a, 0) where a>0 and its y-intercept is B=(0,b) whre b>0. Find the smallest possible area of triangle OAB, where O is the orgin
2. All the roots
read more ..
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imbadatmath
May 27, 2021
0
276
0
Help with algebra
Let x and y be real numbers such that 2(x^2 + y^2) = x + y + 1. Find the maximum value of x - y.
Guest
May 27, 2021
0
281
0
Number Theory
When N is divided by 10, the remainder is a. When N is divided by 11, the remainder is b. What is N modulo 110, in terms of a and b?
Guest
May 27, 2021
0
1687
1
Help!!!!!
At a particular restaurant, each chicken wing has 75 calories and each slider has 250 calories. A combination meal with chicken wings and sliders is shown to have 800 total calories and twice as many chicken wings as there are sliders. Write a system of
read more ..
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Guest
May 27, 2021
-1
440
1
+79
Help
1. In the coordinate plane, a line passes through the point (12, 3). Its x-intercept is A=(a, 0) where a>0 and its y-intercept is B=(0,b) whre b>0. Find the smallest possible area of triangle OAB, where O is the orgin
2. All the roots
read more ..
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imbadatmath
May 27, 2021
0
326
0
+8
Volumes of Cones and Pyramids
Candles in the shape of square-based pyramids are sold in three volumes; 75cm3, 150cm3, and 175cm3. The base side length of each candle is 5cm. What are the heights of the candles?
guesthebest
May 27, 2021
0
461
1
Quadratic
The equation y = -16t^2 + 80t describes the height (in feet) of a projectile launched from the ground at 80 feet per second. At what will the projectile reach 80 feet in height for the first time? Express your answer as a decimal rounded to the nearest
read more ..
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Guest
May 27, 2021
0
314
0
Number Theory
The product of all digits of positive integer M is 105. How many such Ms are there with four digits?
Guest
May 27, 2021
0
429
4
Geometry
Find the area of the rectangle.
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Guest
May 27, 2021
0
410
1
Algebra
Solve $x^2 = 4$
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Guest
May 27, 2021
0
274
0
Number Theory
2k is a perfect square, 3k is a perfect cube, and 5k is a perfect 4th power. What is the sum of the exponents in the prime factorization of the smallest such positive integer k ?
Guest
May 27, 2021
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