All Questions

212

Triangle problem

Triangle ABC has circumcenter O. If AB = 10 and [OAB] = 50 find the circumradius of triangle ABC.

Guest Nov 20, 2021

343

help Counting

Of the three-digit integers greater than $500$, how many have two digits that are equal to each other and the remaining digit different from the other two

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Guest Nov 20, 2021

295

how to get the result in power of 10 in this calculator. ?

how to get the result in power of 10. 12222222 = 1.222e7?

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Guest Nov 20, 2021

297

QUICK!!

Eight figures are below. Which ones are convex polygons? read more ..

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Guest Nov 20, 2021

299

Help

Ariel, Bianca, and Camila are spray painting. Ariel could do it all by herself in $12$ hours, and Bianca could do it all by herself in $10$ hours. Ariel and Bianca work together for $3$ hours, then Camila joins in. The job finishes in another $2$ hours. read more ..

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Guest Nov 20, 2021

252

Find a formula for the inverse of the following function, if possible.

Find a formula for the inverse of the following function, if possible.

read more ..

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Guest Nov 20, 2021

191

Consider the following relation.

Consider the following relation.

y = x − 5
read more ..

Guest Nov 20, 2021

206

Coordinates

There are four points that are 5 units from the line y=13 and 18 units from the point (7,15). What is the sum of the x and y and coordinates of all four of these points?

Guest Nov 20, 2021

173

Number Theory

Suppose that a and b are positive integers for which a has 3 factors 3 and b has factors a + 4. If b is divisible by a, what is the least possible value of b?

Guest Nov 20, 2021

180

help plz

There are numbers A and B for which
A/(x - 1) + B/(x + 1) = (2x + 1)/(x^2 - 1)
for every number $x \neq \pm 1$. Find B.

Guest Nov 20, 2021

170

Trigonometry

In right triangle DEF, we have D = 25, E = 90, and EF = 93. Find DE to the nearest tenth. You may use a calculator for this problem.

Guest Nov 20, 2021

231

matematica

si a la mitad de los 4/5 de 80 la restamos los 3/8 de 8/7 de 56, el resultado es:

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Guest Nov 20, 2021

296

Coordinates

The circle centered at (2,-1) and with radius 4 intersects the circle centered at (2,8) and with radius sqrt(14) at two points A and B. Find AB^2.

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Guest Nov 20, 2021

305

Given P(10,12) and Q(20,36), find the coordinates of a point whose distance from both P and Q is exactly 13.

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Guest Nov 20, 2021

187

help trig

In ABC , cos B = 3/25 and angle A is 90 degrees. What is cos C?

Guest Nov 20, 2021

185

geometry

In right triangle ABC, we have AB = 10, BC = 20, and angle ABC = 90. If M is on AC such that BM is a median of triangle ABC, then what is cos ABM?

Guest Nov 20, 2021

Nov 19, 2021

270

science/math

An object has an acceleration of 18 m/s². If the mass of the object were doubled, with no change to its net force, what would the object’s new acceleration be?

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Guest Nov 19, 2021

196

Consider the following relation.

Consider the following relation.

S={(3,−2),(4,−1),(2,3),(−4,8)}
read more ..

Guest Nov 19, 2021

369

can someone help me with this math question and show me how to do it?

Use the properties of natural logarithms to simplify the function.
f(x) = ln(17x) − ln(17)
f(x)=?

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irok19 Nov 19, 2021

257

Find a formula for the inverse of the following function, if possible.

Find a formula for the inverse of the following function, if possible.

read more ..

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Guest Nov 19, 2021

173

I need help

I really need help with this thanks!

Guest Nov 19, 2021

176

Trig question

In triangle XYZ, Z = 90, cos Y = 7/29, and XY = 28. What is tan X?

Guest Nov 19, 2021

227

Find a formula for the inverse of the following function, if possible.

Find a formula for the inverse of the following function, if possible.

read more ..

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Guest Nov 19, 2021

All Questions ⁺⁰231320 Questions

Triangle problem

help Counting

how to get the result in power of 10 in this calculator. ?

QUICK!!

Help

Find a formula for the inverse of the following function, if possible.

Consider the following relation.

Coordinates

Number Theory

help plz

Trigonometry

matematica

Coordinates

Given P(10,12) and Q(20,36), find the coordinates of a point whose distance from both P and Q is exactly 13.

help trig

geometry

science/math

Consider the following relation.

can someone help me with this math question and show me how to do it?

Find a formula for the inverse of the following function, if possible.

I need help

Trig question

Find a formula for the inverse of the following function, if possible.

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