All Questions ⁺⁰238158 Questions

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365

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what is the asnwer

7 millimeters = 1 meter. What is the scale factor of the drawing?

Guest Feb 14, 2022

Feb 13, 2022

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398

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Graphing question

If we graph the function f(x)=((x-2)^2-9)/3, the x and y intercepts of the graph are connected to make a polygon. What is the area?

Guest Feb 13, 2022

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390

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Quadratic

If m is a real number and 2x^2+mx+18 has two distinct real roots, then what are the possible values of m? Express your answer in interval notation.

Guest Feb 13, 2022

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380

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Algebra

Find all values of c such that c/(c - 5) = 4/(c - 1). If you find more than one solution, then list the solutions you find separated by commas.

Guest Feb 13, 2022

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382

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Algebra

For what values of y does the following equation have no solutions for x?
xy + 4x + 2y + 8 = 1

Guest Feb 13, 2022

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372

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let x and y be vectors such that and compute the ratio

let x and y be vectors such that and compute the ratio

Guest Feb 13, 2022

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368

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For vectors u and v, we have if and find p*u

For vectors u and v, we have if and find p*u

Guest Feb 13, 2022

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374

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help plz

A year N is a leap year if N is a multiple of 4, except when N is a multiple of 100,except when N is a multiple of 400. Based on this description, how many leap years are there between year 2018 and year 2050?

Guest Feb 13, 2022

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246

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help algebra

Find all solutions to the system
a + b = 14
a^3 + b^3 = 812 + 3ab

Guest Feb 13, 2022

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361

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algebra help

Find all pairs (x,y) of real numbers such that x + y = 10 and x^2 + y^2 = 56 + xy.

Guest Feb 13, 2022

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360

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+99

MATH HELP PLS

If we have the five equations

gm=a
gv=d read more ..

Jxalskdfjarkfhqwio3r Feb 13, 2022

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386

1

Quadratic

The equation y = -4.2t^2 + 42t + 18.9 describes the height (in meters) of a ball tossed up in the air at 42 meters per second from a height of 18.9 meters from the ground, as a function of time in seconds. In how many seconds will the ball reach maximum read more ..

Guest Feb 13, 2022

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271

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Polynomials

Let .
\[f(x) = x^{10}+5x^9+8x^8+7x^7-8x^6-12x^5+4x^4-8x^3-12x^2-5x-5\]
Without using long division, find the remainder when f(x) is divided by .x^2 - 1.

Guest Feb 13, 2022

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389

2

System problem

Suppose a, b, c, and d are real numbers which satisfy the system of equations
a + 2b + 3c + 4d = 10
4a + b + 2c + 3d = 4
3a + 4b + c + 2d = -10 read more ..

Guest Feb 13, 2022

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336

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geometry

Consider the following diagram. What are the lengths of AE and CE?

Guest Feb 13, 2022

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376

1

quadratic

If we express 3x^2 - 6x - 2 + 8x + 14 in the form a(x - h)^2 + k , then what is a + h + k?

Guest Feb 13, 2022

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368

1

help algebra

Let a and b be real numbers such that a + b = -1. Compute a^2 - b^2 + 3a + b.

Guest Feb 13, 2022

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376

1

Help Please

Find a linear inequality with the following solution set. Each grid line represents one unit. [asy] size(200); fill((-5,-1)--(-5,-5)--(5,-5)--(5,-4 - 1/3)--cycle,yellow); real ticklen=3; real tickspace=2; real ticklength=0.1cm; real axisarrowsize=0.14cm;read more ..

Guest Feb 13, 2022

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320

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pls help - mapping

The mapping can be used with the transformation of y=f(x) to y=af(b(x−h))+k. Explain how this mapping could be used to graph the function y+2=7f(1/2(x+3))from the graph of y=f(x). read more ..

Guest Feb 13, 2022

+3

717

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+1634

Hard rate question help!

So... I encountered this hard speed-time-distance 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 read more ..

proyaop Feb 13, 2022

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387

1

plz help

an equilateral triangle has altitude length of 27*sqrt(3) feet. Determine the length of a side of the triangle

Guest Feb 13, 2022

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258

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help geometry

Rectangle ABCD has points E and F on sides AB and CD, respectively. If AE = AB/3 and CF = CD/4 and segments DE and BF intersect diagonal AC at G and H, respectively, what is the ratio AG:GH:HC? Express your answer in the form a:b:c, where a, b and c are read more ..

Guest Feb 13, 2022

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268

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Quadratic

The quadratic x^2 - 3x + 1 + x^2 - 8x + 1 can be written in the form (x + b)^2 + c, where b and c are constants. What is b + c?

Guest Feb 13, 2022

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