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753

+159

Challenge Question!!!

Solve for the rational numbers x and y:
Show answer in ordered pair. (x, y)

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VooFIX Nov 3, 2019

623

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What is the least common multiple of 12, 18 and 30?

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Guest Nov 3, 2019

567

Help! (just posted)

A stock investment went up $25\%$ in 2006. Starting at this increased value, what percent would it have to go down in 2007 to be back to its original price at the beginning of 2006?

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Guest Nov 3, 2019

Nov 2, 2019

574

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At how many points do the graph of the equations y = x^3 and y = x^2 + 4x intersect?

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Guest Nov 2, 2019

338

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For a particular circle, a central angle of 75° will intercept an arc of length 10 pi feet. What is the radius of this circle?

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Guest Nov 2, 2019

1276

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A cylindrical glass is half full of lemonade. The ratio of lemon juice to water in the lemonade is 1:11. If the glass is 6 inches tall and has a diameter of 2 inches, what is the volume of lemon juice in the glass? Express your answer as a decimal read more ..

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Guest Nov 2, 2019

1883

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What is the smallest positive integer with exactly 14 positive divisors?

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Guest Nov 2, 2019

466

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There are one hundred lightbulbs all in a row. Each one starts turned off.
Someone flips the switch on every single lightbulb
Someone flips the switch on every other lightbulb
Someone flips the switch on every third lightbulb
Someone flips the read more ..

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Guest Nov 2, 2019

545

Analytic Geometry Question- Please Help!

Let A and B be two points on the hyperbola xy=1, and let C be the reflection of B through the origin.

(a) Show that C is on the hyperbola.
read more ..

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Guest Nov 2, 2019

526

help

Solve 6x^2 - x < 2.

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Guest Nov 2, 2019

339

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FOr how many integers 1 <= n <= 2015 is n^2 + 1 a multiple of 25?

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Guest Nov 2, 2019

543

Help please

Help please

Write the following expression as a power with the base of 3 and find its value in the table of cubes
read more ..

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Guest Nov 2, 2019

639

+14

Need help ASAP

A 10-cm stick has a mark at each centimeter. By breaking the stick at two of these nine marks at random, the stick is split into three pieces, each of integer length. What is the probability that the three lengths could be the three side lengths of a triangle? read more ..

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Herp2derp Nov 2, 2019

597

help

At what time between 8 PM and 9 PM will the two hands of a 12-hour clock be on top of each other? Express your answer as a decimal to the nearest tenth minute.

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Guest Nov 2, 2019

588

find the function value to four decimal places.

find the function value to four decimal places.
csc 54°19'20''

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Guest Nov 2, 2019

601

Help

what is the point of intersections of the lines with equations x=7 and y=-9 ?

mathleteig ●

Guest Nov 2, 2019

344

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Mary-Anne has five cherry lollipops, two apple lollipops, three banana lollipops, and six pina colada lollipops. How many ways can she select four lollipops?

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Guest Nov 2, 2019

1437

+312

GEOMETRY I

The lengths of four sides of a trapezoid have the ratios 1: 1: 1: 2. The area is equal to 48√3. What is the perimeter of the figure? I divided the figure into two 30-60-90 triangles and a quadrilateral. Are there any isosceles trapezoid properties I need read more ..

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mathleteig Nov 2, 2019

606

help

Find all positive integers n < 1000 that have exactly five factors.

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Guest Nov 2, 2019

662

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If we form a number triangle as above, what is the sum of all the numbers in the triangle with 20 rows?

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Guest Nov 2, 2019

327

Functions

The function f has the property that for each real number x, f(x) + f(x - 1) = x^2. If f(19) = 94, what is the remainder when f(94) is divided by 1000?

Guest Nov 2, 2019

357

help

What is the largest n so that 5^n is a factor of 98! + 99! + 100!?

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Guest Nov 2, 2019

645

For what values of a does the equation ax +a^2=0

For what values of a does the equation ax +a^2=0
have exactly one solution in the interval (−1, 2)?

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Guest Nov 2, 2019

414

help asap now

For what values of a does the equation 2a−4x=4−a^2 have solution in
the interval (−8, −2)?

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Guest Nov 2, 2019

428

help asap

For what values of a does the equation a+x=1+xa^2 have no solution?

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Guest Nov 2, 2019

All Questions ⁺⁰230619 Questions

Challenge Question!!!

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Help! (just posted)

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Analytic Geometry Question- Please Help!

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Help please

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find the function value to four decimal places.

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GEOMETRY I

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Functions

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For what values of a does the equation ax +a^2=0

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