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Post New Question
All Questions
+0
234833 Questions
0
635
1
similar triangles
Triangles FGH and MNP are similar. What is the value of x?
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Guest
Mar 7, 2021
0
448
1
+614
percent problem
Suppose the weather forecast states there is a 10% chance of rain and 15% chance of snow today. Then, if it rains or snows today, there is a 90% chance it will be cloudy tomorrow. Otherwise, there is a 30% chance it will be cloudy tomorrow. What is
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xxJenny1213xx
Mar 7, 2021
0
635
2
pls help ASAP!!
The sum of two numbers a and b is 20. Write an expression for the sum of their squares, in terms of a.
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Guest
Mar 7, 2021
0
524
1
Pythagorean identity
If cos theta = 0.6, what are the coordinates of P?
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Guest
Mar 7, 2021
0
557
1
using the pythagorean theorem
What is the approximate perimeter of triangle DEC is rectangle ABCD has a length of 4.6 cm?
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Guest
Mar 7, 2021
0
273
0
hellooooo
Hey guys whasaaaaap?
Guest
Mar 7, 2021
0
328
1
right triangle
Solve for a. Round to the nearest tenth, if necessary.
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Guest
Mar 7, 2021
0
347
1
surface area
Find the surface area.
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Guest
Mar 7, 2021
0
386
0
the 7th term of geometric series is 1/128 and the 11th term is 1/2048 - if r < 0.
the 7th term of geometric series is 1/128 and the 11th term is 1/2048 - if r < 0.
determine the first term of the sequence
will the sequence converge? explain
a new series is formed by taking T2 + T3 + t5 + ... - 1/2 + 1/8+1/32
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Guest
Mar 7, 2021
0
409
1
+73
Help is appreciated
In the diagram, the area of rectangle $EFGH$ is $\dfrac 14$ of the area of unit square $ABCD.$ What is the area of quadrilateral $AFCH$ in square units?
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qwertyytrewq
Mar 7, 2021
0
221
0
counting question
How many ways are there to write 14 as a sum of 5 positive integers, not necessarily distinct? Order does not matter, like 1+1+1+1+10 is the same as 10+1+1+1+1.
Guest
Mar 7, 2021
0
322
1
+4
Coordinates
If A(0, 0, 0) and B(2, 2, 2) are points in coordinate space, how many paths are there from A to B that move from one lattice point to another in the positive x-, y- or z-direction?
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fezaakabane
Mar 7, 2021
0
333
1
halp
A point (x,y) on the coordinate plane with both coordinates negative is a distance of 6 units from the x-axis. It is a distance of 15 units from the point (8,3) . It is a distance from the origin. What is n ?
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Guest
Mar 7, 2021
0
382
0
Use the integral test to determine whether each of the following series converges or diverges.
Use the integral test to determine whether each of the following series converges or diverges. For each, fill in the integrand and the value of the integral. Enter diverges if the integral diverges. Then indicate the convergence of the sum.
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Guest
Mar 7, 2021
0
282
0
∑𝑛=1∞(−1)^𝑛sin^2(8𝑛)/𝑛 work happened how
∑𝑛=1∞(−1)𝑛sin2(8𝑛)𝑛
Guest
Mar 7, 2021
+1
468
0
+45
Help Please
Alex, Blake, and Christine are running on a 400 meter track at constant speeds. Alex and Blake are running in the same direction, but Christine is running in the opposite direction. Christine passes Alex every 40 seconds and passes Blake every 50 seconds.
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Penguin
Mar 7, 2021
0
253
0
Precalc matrix
Find the number of matrices A that have the following properties: The matrix A is its own inverse, and tr(A) does not equal to 0.
I know that for a given matrix A= a b
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Guest
Mar 7, 2021
0
283
1
Precalc matrix
All the entries of the matrix 5 2
c -7
and its inverse are integers. Find all possible
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Guest
Mar 7, 2021
+1
531
1
+34
i'm confused with these two questions
1. In ABC, AB = 3 and BC = 5. Find the number of possible integer values of CA.
2. In acute ABC, AB = 3 and BC = 5. Find the number of possible integer values of CA
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ColtPatterson
Mar 7, 2021
+4
455
2
+379
Is there a faster way of doing this other than drawing a tree chart thing?
Is there a faster way of doing this other than drawing a tree chart thing?
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calvinbun
Mar 7, 2021
0
269
1
Please help - polynomials
Let f(x) be a quadratic polynomial such that f(-4) = -22, f(-1) = 2, and f(2) = -1. Let g(x) = f(x)16. Find the sum of the coefficients of the terms in g(x) with even exponents. (For example, the sum of the coefficients of the terms in -7x3 +
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Guest
Mar 7, 2021
0
584
2
+69
Graphing circle question
A circle with a radius of 2 units has its center at (0, 0). A circle with a radius of 7 units has its center at (15, 0). A line tangent to both circles intersects the x-axis at (x, 0) to the right of the origin. What is the value of x?
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ddocm
Mar 7, 2021
0
985
1
help hard math
There are 125 people in a sport centre. 59 people use the gym. 70 people use the swimming pool. 55 people use the track. 25 people use the gym and the pool. 30 people use the pool and the track. 17 people use the gym and the track. 6 people use all three
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Guest
Mar 7, 2021
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