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All Questions
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230988 Questions
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320
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+289
Help!!! question due tomorrow!!!
Find the point of tangency of the parabolas y = x^2 + 15x + 32 and x = y^2 + 49y + 593.
please solve!!!
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Glowlife
Jan 20, 2022
0
333
3
Geometry
M is the midpoint of PQ and N is the midpoint of PR, and O is the intersection of QN and RM, as shown. If QN is perpendicular to PR, QN = 10, and PR = , then find OR.
read more ..
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Guest
Jan 20, 2022
+8
434
4
+289
Help CPhil!!!
A bag contains 16 congruent blocks, 4 of which are blue and 12 of which are red. Two blocks are randomly pulled from the bag at the same time. What is the probability that both blocks are blue? Express your answer as a common fraction.
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Glowlife
Jan 20, 2022
0
317
1
+4
Decrease or increase
$24.00 to $18.00 increase or decrease and what is the percentage change? (%)
please answer
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URLOCALDUMMIE
Jan 20, 2022
0
300
1
Coordinates
Find the equation whose graph is shown below. Write your answer in standard form. (Standard form is Ax + By = c, where A is positive, and A, B, and C are integers with greatest common divisor 1.)
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Guest
Jan 20, 2022
0
462
1
what is 11/13 as a grade
What is 11/13 as a grade
11/13 as a grade is a decimal number starting at
84.6154% which is a B
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Guest
Jan 20, 2022
0
297
1
Help please
1/4 of the students in a class were boys. After another 12 boys joined the class, the total number of boys became 1/2 of the total number of students in the class. How many students were there in the class in the end?
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Guest
Jan 20, 2022
0
168
0
quadratic
If m is a real number and x^2 + mx + 4 has two distinct real roots, then what are the possible values of m? Express your answer in interval notation.
Guest
Jan 20, 2022
0
303
1
Algebra
The sum of 3 real numbers is known to be zero. If the sum of their cubes is , what is their product equal to?
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Guest
Jan 20, 2022
0
151
0
Help with fractions
A unit fractionis a fraction of the form 1/n for some nonzero integer n. Compute the number of ways we can write as the sum of two distinct positive unit fractions. (The order of the fractions in the sum does not matter, so 1/2+1/3 would be considered
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Guest
Jan 20, 2022
0
283
1
business and consumer loans
a loan of 200,000 is to be repaid in full after 3 years. if the interest rate is 8% per annum. how much is should be paid after 3 years
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Guest
Jan 20, 2022
0
271
1
Algebra problem
Let a and b be the solutions to 5x^2 - 11x + 4 = 0. Find 1/(a + 1/b) + 1/(b + 1/a).
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Guest
Jan 20, 2022
0
275
1
Decimal
What is the smallest positive integer n such that is a terminating decimal?
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Guest
Jan 20, 2022
0
281
1
Roots
If two (positive) prime numbers are roots of the equation x^2 - 19x + k = 0, what is the value of k?
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Guest
Jan 20, 2022
0
279
1
Complex numbers
The value of (1 + i)^16 is a positive real number. What is it?
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Guest
Jan 20, 2022
0
348
4
geometry
The figure below is not drawn to scale. The measure of 2 interior angles of triangle ABC is given in the diagram. Which is the longest side of triangle ABC?
Enter XY for side XY.
read more ..
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Guest
Jan 20, 2022
0
273
1
Roots of Quadratic Equation
Suppose the equation 5x²+x-3=0 has roots r and s. Find the value of r²-s².
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Guest
Jan 20, 2022
0
281
1
Geometry
Rhombus ABCD has perimeter 148, and one of its diagonals has length . what is the area of ABCD?
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Guest
Jan 20, 2022
0
594
2
The points 3+2i, 6+6i and z form a 3-4-5 triangle with a right angle at z.
The points 3+2i, 6+6i and z form a 3-4-5 triangle with a right angle at z.
Find z in rectangular form.
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Guest
Jan 20, 2022
0
286
1
Polynomials
We have that 3*f(x) + 4*g(x) = h(x) where f(x), g(x) and h(x) are all polynomials in x. If the degree of f(x) is and the degree of h(x) is , then what is the minimum possible degree of g(x)?
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Guest
Jan 20, 2022
0
263
1
Aleks Math Homework
Scott fills an aquarium to a depth of 3/4 meters in
1 4/5 minutes. What is the unit rate in minutes per meter?
Write your answer as a fraction or a mixed number in simplest form.
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Guest
Jan 20, 2022
0
170
0
Coutning question
How many ways are there to put 4 balls in 3 boxes if two balls are indistinguishably green, one ball is red, one ball is blue, and the boxes are distinguishable?
Guest
Jan 20, 2022
0
275
1
Prealgebra question help appreciated
Find the sum of the mean and the median of the given set:
{2^0,2^1,2^3,2^4,2^5}
Express your answer as a mixed number.
I know 2^0 is 1, and 2^1 is 2, 2^3 is 8, and 2^4 is 16, 2^5 is 32.
I found the median was 8 and the
read more ..
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Guest
Jan 20, 2022
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