All Questions

805

+1206

help

For what real values of is

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Logic Jul 23, 2019

810

+1206

help

If and , what is the value of ? Express your answer as a common fraction.

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Logic Jul 23, 2019

1172

+1206

help

The equation describes the height (in meters) of a projectile launched from the ground at 23.8 meters per second. In how many seconds will the projectile first reach 28 meters in height?

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Logic Jul 23, 2019

812

https://prnt.sc/oj36ao

https://prnt.sc/oj36ao

please explain each step.
i rearranged the right side into ln (1/cos^2 0) then I got stuck read more ..

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Guest Jul 23, 2019

750

Help please

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Guest Jul 23, 2019

801

+152

Help

For a certain value of k, the system has no solutions. What is the value of k x + y + 3z = 10, -4x + 2y + 5z = 7, kx + z = 3

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BIGChungus Jul 23, 2019

704

Help with algebra?

Find all values of k so that for all x.

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Guest Jul 23, 2019

2000

Trigonometry

In one day, there are two high tides and two low tides in equally spaced intervals. The high tide is observed to be 6 feet above the average sea level. After 6 hours pass, the low tide occurs at 6 feet below the average sea level. In this task, you will read more ..

ElectricPavlov ●

Guest Jul 23, 2019

1445

HI GUISE

What is the nearest integer to $(5+2\sqrt7)^4$?

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Guest Jul 23, 2019

835

[Urgent] Distance, rate problem

[Urgent] Distance, rate problem
if a car travels from location a to b at 100km/h the driver will arrive 15 minutes late. if the car travels 120 km/h the driver will arrive 40 minutes early. what is the distance between location a read more ..

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Guest Jul 23, 2019

507

factor

I am supposed to factor 10x + 25x^4 but I don't know how to get the answer on the calculator, can someone walk me through it? Please

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Guest Jul 23, 2019

679

Quick Question!

Triangle has a right angle at . Legs and are extended past point to points and , respectively, such that . Prove that .
Draw a picture!

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Guest Jul 23, 2019

849

Help

Engineers use the formula $L=\frac{25T^4}{H^2}$ to find the crushing load for square pillars. If $T = 4$ and $H = 8$, what is the value of $L$?

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Guest Jul 23, 2019

2211

Help

What is the value of $n$ such that $10^n = 10^{-6}\times \sqrt{\frac{10^{46}}{0.0001}}$

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Guest Jul 23, 2019

759

PLEASE HELP!

An infinite geometric series has first term -3/2 and sums to twice the common ratio. Find the sum of all possible values for the common ratio.

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Guest Jul 23, 2019

902

+1124

Cone measurements

Hi good people!,

I have something strange here...well, for me that is..
read more ..

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juriemagic Jul 23, 2019

1933

mathcounts

Suppose x,y, and z form a geometric sequence. If you know that and x + y + z = 18 , find the value of $x^2+y^2+z^2=612$.

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Guest Jul 23, 2019

681

+158

Absolute Value

Suppose that . What is the maximum possible value of ?

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Havingfun Jul 23, 2019

843

+936

Internal Server Error?

Hi everyone,

I am trying to upload an image but when I click upload, it says "Oops! Internal Server Error (reference: c3bd45bce721) We're sorry, but something went wrong." Is it just me or is this happening to everyone?
read more ..

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dgfgrafgdfge111 Jul 23, 2019

Jul 22, 2019

860

+152

Pls help on part b

a) Four positive integers satisfy and wxyz= 8! what is w-z??? The answer is 10 btw but its to help on part b.
b) In Part a of this problem, you found the values of integers that satisfied the system of equations. read more ..

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BIGChungus Jul 22, 2019

1769

Help please urgent

What non-zero integer must be placed in the square so that the simplified product of these two binomials is a binomial: ?

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Guest Jul 22, 2019

2892

+1011

The Elevation of city (A) is 96 feet Below sea Level; The elevation of city (C) is 24 feet below sea level.

The Elevation of city (A) is 96 feet Below sea Level; The elevation of city (C) is 24 feet below sea level.
The elevation of city (D) is 1/4 of the elevation of city (C).

Part A: Write an expression to represent the elevation, read more ..

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Nickolas Jul 22, 2019

587

Please help

Let p(x) be a quadratic polynomial with integer coefficients which has 3+sqrt7 as a root. Compute p(2)/p(3).

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Guest Jul 22, 2019

613

consecutive digits

What is the largest number of positive consecutive digits that sum up to 7! Thank you for help.

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Guest Jul 22, 2019

711

Help

Eight hot dogs and seven hot dog rolls cost $\$13.60$. Seven hot dogs and eight hot dog rolls cost $\$13.40$. How much, in cents, is the positive difference of the costs of a hot dog and a hot dog roll?

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Guest Jul 22, 2019

All Questions ⁺⁰230438 Questions

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help

https://prnt.sc/oj36ao

Help please

Help

Help with algebra?

Trigonometry

HI GUISE

[Urgent] Distance, rate problem

factor

Quick Question!

Help

Help

PLEASE HELP!

Cone measurements

mathcounts

Absolute Value

Internal Server Error?

Pls help on part b

Help please urgent

The Elevation of city (A) is 96 feet Below sea Level; The elevation of city (C) is 24 feet below sea level.

Please help

consecutive digits

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