All Questions ⁺⁰237827 Questions

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The polynomial -6x³+50x²+ax+24 has a factor of x – 1. Determine the value of a.

The polynomial -6x³+50x²+ax+24 has a factor of x – 1. Determine the value of a.

DumbDude05 Oct 19, 2022

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279

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+180

End behaviours of a polynomial function

State the end behaviours of the polynomial function f(x)=2x³+5x²-2x+6. Show your work.

DumbDude05 Oct 19, 2022

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232

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Algebra

Let's take a look at (x + y)^2 (x - y)^2 and (x^2 + y^2)(x^2 - y^2). While Beeker believes that these two expressions are equal for all real numbers x and y Clod believes they are not! Let's get to the bottom of this!
a) Evaluate (x + y)^2 (x - read more ..

Guest Oct 19, 2022

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192

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Algebra

Consider the two expressions (6x^3 + 9x^2 + 4x + 7 - 17x^2 - 8x + 8)/(2x + 3 - 7x - 11) and 4x^2 - 7 + 1/(2x + 3 - 7x - 11)
a) Show that the two expressions represent equal numbers when x = 10
b) Explain why these two expressions do not represent read more ..

Guest Oct 19, 2022

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178

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Complex numbers

Simplify (1-3i)(1-i)(1+i)(1+2i)(1-4i).

Guest Oct 19, 2022

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199

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geometry

Let ABC be a triangle, and let its angle bisectors be AD, BE, and CF, which intersect at I. If DI = 3, BD = 4, and BI = 8, then find the area of triangle ABC.

Guest Oct 19, 2022

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201

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geometry

Two rectangles overlap, as shown below. If AB = BE = 2 and AD = ED = 4, then find the area of the overlapping region (which is shaded).

Guest Oct 19, 2022

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187

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graphing

Given that(-2,3) is on the graph of y=f(x) , find a point that must be on the graph of y=(2f(2x)+1)/3. Express your answer as an ordered pair(a,b) where a and b are real numbers.

Guest Oct 19, 2022

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252

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help

There is an average of 3.5×10^−2 kilograms of dissolved salt in each liter of seawater. The Indian Ocean contains approximately 2.64×10^20 liters of seawater. How many kilograms of dissolved salt are in the Indian Ocean? Enter your answer, in scientific read more ..

Guest Oct 19, 2022

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189

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Graphing

Given that (3,15) is on the graph of y=f(x), find a point that must be on the graph of 3y=f(x)-7+5x . Express your answer as an ordered pairs (a,b) where a and b are real numbers.

Guest Oct 19, 2022

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234

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Percentage

The Sharks team has won 13 out of 17 games for the season to date. The team still has three games
to play. What is the smallest and the largest percentage of games the Sharks could win for the
season?

Guest Oct 19, 2022

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228

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square feet

The Travers are adding a new room to their house. The room will be a cube with volume 5,832 ft3. They are going to put in hardwood floors, and the contractor charges $10 per square foot. How much will the hardwood floors cost?

Guest Oct 19, 2022

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232

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Graphing question

.Given that (2,-7) is on the graph of y = f(x), find a point that must be on the graph of y = f(x) - f(3) + f((x + 7)/2). Express your answer as an ordered pair (a,b)$where a and b are real numbers.

Guest Oct 19, 2022

+1

283

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counting

In the array below, in how many different ways can we start with the letter A and move from letter to letter (horizontally, vertically, or diagonally), to spell the word "ARCH"?

A
RRR read more ..

Guest Oct 19, 2022

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236

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halp

The remainder when a base-16 number is divided by d is always the same as the remainder when the sum of the digits of the base-16 number is divided by d. What is the sum of all possible positive integer values of d? (d is base 10.) The answer read more ..

Guest Oct 19, 2022

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237

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help algebra

Pearl writes down seven consecutive integers and adds them up. The sum of the integers is equal to 7 times the largest of the seven integers. What is the smallest integer that Pearl wrote down?

Guest Oct 19, 2022

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227

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Algebra

Find all solutions to the system
a + b = 14
a^3 + b^3 = 812 + a^2 + b^2

Guest Oct 19, 2022

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222

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system

Find the ordered pair (s,t) that satisfies the system
s/2 - 3t = 1 + s
3t - 2s = 3 - 7s + 2t

Guest Oct 19, 2022

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243

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systems

The ordered pair (x,y) = (8,6) is the solution of the following system of linear equations

x = 10y + a - 5y + 3/2*x
y = 10x + b + 7y - 5 read more ..

Guest Oct 19, 2022

Oct 18, 2022

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217

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Sequence

A sequence with a_1 = 1 is defined by the recurrence relation a_{n+1} = 2^n + a_n for all natural numbers n. If a_{23} = p, then what is p?

Guest Oct 18, 2022

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270

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Sequence

What is the value of y in the arithmetic sequence y + 6, 12, 3y?

Guest Oct 18, 2022

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233

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Algebra

For what value of x will (3 + x)/(5 + x) and (1 + x)/(4 + x) be equal?

Guest Oct 18, 2022

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234

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geometry

In triangle ABC, AB = AC. Find angle BAC.

Guest Oct 18, 2022

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226

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geometry

In a rhombus, all the side lengths are 10 and one of the angles is equal to 120 degrees. Find the area of the rhombus.

Guest Oct 18, 2022

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240

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PLEAE HPLE

Find the number of ordered pairs (m,n) which satisfy the system 4(m-n) = 7(1-n), 3/2n = 4-2m And if the answer is infinite type infinite. :)

Guest Oct 18, 2022

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