All Questions

328

i need help with this question

A farmer owns a total of 16 chickens and rabbits. The chickens and rabbits have 54 legs altogether. How many rabbits are there?

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Guest Feb 18, 2022

358

Forum view-counter malfunction...

Forum view-counter malfunction...

The 71 visible question posts prior to this post have only one (1) view. None of the posts I’ve viewed have incremented the counter.

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Guest Feb 18, 2022

338

+91

Dont know where to start and finish

Four friends, Ananth, Bala, Chandana, and Dev, have trading cards in the ratio of 7 : 6 : 5 : 4 (respectively). After they’ve redistributed the cards, the ratio is now 20 : 17 : 15 : 14. Who gained the most cards? You only need to enter the first initial read more ..

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cosign Feb 18, 2022

303

Algebra

Consider the system of equations
5x + y = 31
3x + 4y = -39

Take your expression for y from part (a), and substitute it into the second equation. Solve for x and y.
read more ..

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Guest Feb 18, 2022

558

+31

help

Determine the sum of all real numbers satisfying:

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asiandude Feb 18, 2022

270

number theory

How many positive integers less than or equal to 6*7*8*9 solve the system of congruences:

m = 5 (mod 6)
m = 4 (mod 7) read more ..

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Guest Feb 18, 2022

290

help quadratic

What is the value of b+c if x^2+bx+c>0 only when $x\in (-\infty, -2)\cup(8,\infty)$ ?

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Guest Feb 18, 2022

318

+72

Math help

https://prnt.sc/BXzDgql7NOR3

I think it should start with a closed dot because of the brackets,
but im not sure if it's the first left or the second left? read more ..

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loona Feb 18, 2022

305

Algebra

What is the constant term of the expansion of (6x + 1/(3x))^8?

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Guest Feb 18, 2022

296

multiplying polynomials

-y(3x^ 3-4x^ 2y+xy^ 2+7y^3)

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Guest Feb 18, 2022

271

Range

Let . Find the range of .

The hint to the question was to complete the square, I completed the square and got (x-1/2)^2-25/4. Now I don't know what to do.

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Guest Feb 18, 2022

288

Rate problem

Richard needs to fly from San Diego to Halifax, Nova Scotia and back in order to give an important talk about mathematics. On the way to Halifax, he will get a speed boost from the wind which blows at 100 miles per hour (mph). On the way back, read more ..

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Guest Feb 18, 2022

325

geometry

Circle O and circle P, with radii 3 and 5, respectively, are both tangent to line at H. Enter all possible lengths of line OP, separated by commas.
try to think of every possible configuration and draw them.

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Guest Feb 18, 2022

Feb 17, 2022

476

+218

Question on Average Rate of Change

The temperature changed throughout a certain day at a steady rate of
- 3 ° C every hour. If it was -8° C sometime between 2 pm and 2:20
pm, then the temperature was 9° C in the time interval

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MathyGoo13 Feb 17, 2022

293

algebra 2 question. help is appreciated

Find a monic quartic polynomial f(x) with rational coefficients whose roots include and . Give your answer in expanded form.

thank you!

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Guest Feb 17, 2022

285

geometry

In triangle PQR, PQ=13, QR=14, and PR=. Let M be the midpoint of QR. Find PM.

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Guest Feb 17, 2022

295

+18

Please help me!

Find the unique four-digit integer with these properties:
The last digit (the units digit) of is .
The digits of add up to .
Two digits of are the same.
is a read more ..

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Peakpine1 Feb 17, 2022

309

+72

Piecewise functions

Which represents the function

https://prnt.sc/26y16h1

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loona Feb 17, 2022

151

geometry

Let A_1 A_2 A_3 ... A_{10} be a regular polygon. A rotation centered at A_1 with an angle of a takes A_5 to A_7. Given that a <180 degrees, find a in degrees.

Guest Feb 17, 2022

479

help!

Stan drove 300 miles in 5 hours, 20 minutes. Next, he drove 360 miles in 6 hours, 40 minutes. What was Stan's average speed in miles per hour for the total trip?

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Guest Feb 17, 2022

276

Domain

Suppose a function f(x) is defined on the domain [-8,4]. If we define a new function g(x) by
g(x) = f(2x - 1)
then what is the domain of g(x)? Express your answer in interval notation.

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Guest Feb 17, 2022

311

The rule below shows how to find the position of a falling object. Which answer expresses that rule in the form of an equation?

The rule below shows how to find the position of a falling object. Which answer expresses that rule in the form of an equation?
Square the input and then multiply it by 16. Subtract this product from the original height of the object.
A. read more ..

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Guest Feb 17, 2022

298

Given that John's bowling scores were 120, 144, 143, 111 and 167, find his average score. (The rule for calculating the average of a set of

Given that John's bowling scores were 120, 144, 143, 111 and 167, find his average score. (The rule for calculating the average of a set of scores is: Average Score = Sum of Scores/Number of Scores.)

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Guest Feb 17, 2022

292

geometry

Point G is the midpoint of median line XM of triangle XYZ. Point H is the midpoint of line XY, and point T is the intersection of line HM and line YG. Find the area of triangle MTG if [XYZ] =250.

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Guest Feb 17, 2022

-1

287

volume

Three spheres with a diameter of `6\ cm` just fit inside a cylinder with the same diameter.

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Guest Feb 17, 2022

All Questions ⁺⁰236115 Questions

i need help with this question

Forum view-counter malfunction...

Dont know where to start and finish

Algebra

help

number theory

help quadratic

Math help

Algebra

multiplying polynomials

Range

Rate problem

geometry

Question on Average Rate of Change

algebra 2 question. help is appreciated

geometry

Please help me!

Piecewise functions

geometry

help!

Domain

The rule below shows how to find the position of a falling object. Which answer expresses that rule in the form of an equation?

Given that John's bowling scores were 120, 144, 143, 111 and 167, find his average score. (The rule for calculating the average of a set of

geometry

volume

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