All Questions ⁺⁰237720 Questions

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444

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Need help with polynomial

Let be a polynomial of degree greater than 2. If f(1) = 2 and f(2) = 8, find the remainder when f(x) is divided by (x - 1)(x - 2).

Guest Jun 14, 2021

0

525

2

+47

CPhill PLS HELP

All sacks of sugar have the same weight. All sacks of flour also have the same weight, but not necessarily the same as the weight of the sacks of sugar. Suppose that two sacks of sugar together with three sacks of flour weigh no more than $40$ pounds, and read more ..

FeedMePi ●●

bossboy1335 Jun 14, 2021

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458

1

Help quadratic

The height (in meters) of a shot cannonball follows a trajectory given by h(t) = -4.9t^2 + 14t - 0.4 at time t (in seconds). As an improper fraction, for how long is the cannonball above a height of 8.7 meters?

ElectricPavlov ●

Guest Jun 14, 2021

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437

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Graphing Quadratics

The graph of a certain quadratic y = ax^2 + bx + c is a parabola with vertex (-4,0) which passes through the point (7,1). What is the value of a?

Guest Jun 14, 2021

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474

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HALP DUE SOON

i forgot to take a picture of the notes of this in class... pls help :((( TTYSM EVERYONE!!

Guest Jun 14, 2021

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454

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Help algebra

The sum of three times the smaller number and bigger number is 51. The bigger number is two more than five times the smaller. Find the numbers.

Guest Jun 14, 2021

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402

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Functions

If f(x) = 8x^3 - 6x^2 + 12x, what is the value of f(-3/4).

Guest Jun 14, 2021

+1

515

4

+47

Pls CPhil Help

Find a linear inequality with the following solution set. Each grid line represents one unit.

link read more ..

bossboy1335 Jun 14, 2021

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489

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Counting question

In how many ways can the digits of 48,008 be arranged to form a 5-digit number? (Remember, numbers cannot begin with 0.)

Guest Jun 14, 2021

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422

1

Help inequality

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

Guest Jun 14, 2021

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467

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PLS HELP

If , 18*sqrt(8) - 8 * sqrt(18) = sqrt(n), what is n?

Guest Jun 14, 2021

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417

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Coordinates

Find y if the point (-6,y) is on the line that passes through (-1,7) and (3,-12) .

Guest Jun 14, 2021

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369

1

plz helpp

] X,Y and Z are three points on a unit sphere (i.e. a sphere with radius 1). The space distance between any pair of the three points is √ 2 (i.e. XY = YZ = ZX = √ 2). An ant can only crawl on the surface of the sphere. The ant starts from point X, passes read more ..

Guest Jun 14, 2021

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437

2

Helpp! Urgent

Let where a ≠ b ≠ c and a, b, c ∈ N. Determine

Guest Jun 14, 2021

+1

498

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+83

following graph

smasai1 Jun 14, 2021

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430

1

Coordinates

A line has a slope of -3/7 and its y-intercept is (0,13). What is its x-intercept?

Guest Jun 14, 2021

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370

1

hard

hard Which of the expressions below has a value that is less than 3,600? Select all that apply.
A) 87 x 42
B) 54 x 62
C) 78 x 44

Guest Jun 14, 2021

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454

1

Probability

You cannot remember your 5-digit bike-lock combination, but you remember that all the digits are different. What is the probability that you guess the combination correctly? (Enter your probability as a fraction.)

Guest Jun 14, 2021

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418

1

graphing quadratics

The parabolas defined by the equations y = -x^2 - x + 1 and y = 2x^2 - 3x intersect at points (a,b) and (c,d), where c >= a. What is c - a? Express your answer as a common fraction.

Guest Jun 14, 2021

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465

1

Any help would be appreciated :( stuck

A function $f:\mathbb{Z} \to \mathbb{Z}$ satisfies \begin{align*} f(x+4)-f(x) &= 8x+20, \\ f(x^2-1) &= (f(x)-x)^2+x^2-2 \end{align*}for all integers $x.$ Enter the ordered pair $(f(0),f(1)).$

Guest Jun 14, 2021

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416

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Help coordinates

In terms of pi, what is the area of the circle defined by the equation 2x^2+2y^2+10x-6y-180=0?

Guest Jun 14, 2021

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450

1

Dolar

You have a summer job as a Nail technician, and doing others Hair. The minimum wage for doing other nails is around $5.50 and doing hair is$9.00. You made the wage of $590, how many Appointments did you do over the summer?

ElectricPavlov ●

Guest Jun 14, 2021

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422

2

need help with counting

How many 5-digit numbers have at least one 2 or one 3 or one 4 among their digits?

Guest Jun 14, 2021

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350

1

Geometry question

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_2 to A_{10}. Given that a < 180 degrees, find a, in degrees.

Guest Jun 14, 2021

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