All Questions ⁺⁰236397 Questions

0

181

0

Geometry

Let G be the center of equilateral triangle XYZ. A dilation centered at G with scale factor is applied to triangle XYZ, to obtain triangle X'Y'Z'. Let A be the area of the region that is contained in both triangles XYZ and X'Y'Z'. read more ..

Guest May 6, 2022

0

301

1

Algebra

A 1 km long train travelling at a speed of 60km/h enter a tunnel 1km long. What time will the train take to come out of the tunnel fully.

Guest May 6, 2022

0

210

0

Combinations question

Please help! (The answer is 5/7)...

Guest May 6, 2022

0

329

1

Math

A school wants to buy a chalkboard that measures 1 meter by 2 meters. The chalkboard costs $68.00 per square meter. How much will the chalkboard cost?

Guest May 6, 2022

0

400

1

+82

A photographer uses a light meter to measure the intensity of light from a flash bulb

A photographer uses a light meter to measure the intensity of light from a flash bulb. The intensity, I, in lux, of the flash bulb is a function of the distance, d, in metres, from the light and can be represented by I (d) = 10/d^2, d > 0. Determine read more ..

JuliaJ5 May 6, 2022

0

306

1

Graphing

The graph of y=f(x) has the line x=5 as an axis of symmetry. The graph also passes through the point Find another point that must lie on the graph of y=f(x).

Guest May 6, 2022

0

186

0

geometry problem

Two points, A and B, are on the pavement 6 inches apart. Cassidy the caterpillar traces out a path walking along all the points that are four times as far from A as from B. Cassidy has red paint on her feet, so she literally traces out the whole path! read more ..

Guest May 6, 2022

0

186

0

Parabola

The graph of y = f(x) is a parabola whose vertex is at (1,-2) . The graph of is also a parabola. Where is the vertex of the graph of ? Write your answer as an ordered pair.

Guest May 6, 2022

0

239

1

Algebra

Five times a number is divided by 7 more than the original number. If the result is , then what was the original number?

Guest May 6, 2022

0

172

1

Coordinates

Let B be the reflection of A over the line $y = \frac{1}{2} x + 2$. Find the coordinates of B.

Guest May 6, 2022

0

192

0

Inequality

My street hockey team plays three games each week. My team lost all 12 games in the first four weeks. Then, my team won two games and lost one game in the fifth week, bringing our record to 2 wins and 13 losses. Each week after that, my team won two read more ..

Guest May 6, 2022

0

338

2

Product

Determine the value of the infinite product
Enter your answer in the form "\sqrt[a]{b}"

Guest May 6, 2022

0

259

1

if u do this u r smart

(b) For some positive integer n the expansion of (1+x)^n has three consecutive coefficients a,b,c that satisfy a:b:c = 1:7:35 What must n be?

help read more ..

Guest May 6, 2022

+1

323

1

+82

What is the value of k in the function?

What is the value of k in the function f(x) = 2-k / 5x+k if the graph of the function passes through the point (-1, 1/2)?

Thank you.

JuliaJ5 May 6, 2022

0

186

0

Linear Inequality

Find a linear inequality with the following solution set. Each grid line represents one unit.
(Give your answer in the form ax + by + c > 0 or ax + by + c >= 0 where a, b and c are integers with no common factor greater than 1.) read more ..

Guest May 6, 2022

0

180

0

Linear Inequality

Find a linear inequality with the following solution set. Each grid line represents one unit.
(Give your answer in the form ax + by + c > 0 or ax + by + c >= 0 where a, b and c are integers with no common factor greater than 1.) read more ..

Guest May 6, 2022

0

250

0

+82

Write the equation of the radical function which would have the following domain and range?

Write the equation of the radical function which would have the following domain and range?

{x|x is more than or equal to -6, xER}:{y|y is less than or equal to 5, yER}
read more ..

JuliaJ5 May 6, 2022

0

185

0

Graphing

The graph of y = f(x) is shown in red below. Find f(2).
(Assume grid lines are spaced 1 unit apart.)

read more ..

Guest May 6, 2022

0

202

1

triangle inequality

As shown in the diagram, one end of a 11-foot-long electric cable is fixed at point A on the wall, and the other end of the cable (denoted by C) is a sensor. There is a pin attached to the cable at a point B that is 4 units away from C, and read more ..

Guest May 6, 2022

0

180

0

Coordinates

Let X,Y, and Z be points such that If XZ/XY = ZY/XY = 1/2. If Y = (1,-7) and Z = (-1,-7), then what is the sum of the coordinates of X?

Guest May 6, 2022

0

174

0

Solve the system of linear equations by substitution. x+4y=14 3x+7y=22

Solve the system of linear equations by substitution.
x+4y=14x+4y=14
3x+7y=22

Guest May 6, 2022

0

198

0

Solve the system of linear equations by substitution.

−2x−5y=3−2x−5y=3
3x+8y=−6

Guest May 6, 2022

0

246

1

Counting

Find the number of four-digit numbers which are not divisible by 4 or 5.

Guest May 6, 2022

0

176

0

Trapezoid

As shown in the diagram, PQ is the median of trapezoid ABCD, where AB=25 inches and CD= inches. Find XY in inches.

Guest May 6, 2022

2 Online Users