All Questions

322

Coordinates

The equation of the line passing through (1,11) and can be expressed in the form
x/a + y/b = 1.
Find a.

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Guest Jan 25, 2022

256

Number Theory

How many natural-number factors does N have if N=2^4*3^8*5^2*7^2?

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Guest Jan 25, 2022

380

amount

Five sevenths of what amount is equal to 20?

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Uknoi Jan 25, 2022

339

+82

Trigonometry question

Given cos(k)= negative square root of 3, which is then divided by 2, and 450 degrees < k < 630 degrees, the smallest possible value for k must be ____ degrees.

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JuliaJ5 Jan 25, 2022

364

+82

The reciprocal function has a vertical asymptote at x = -5.

The reciprocal function has a vertical asymptote at x = -5.
Which of the following ordered pairs must be part of the original function f(x) ?

a) (-5,0) read more ..

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JuliaJ5 Jan 25, 2022

340

+1632

circle arc length help

If the degree measure of an arc of a circle is increased by % and the radius of the circle is increased by %, by what percent does the length of the arc increase?

I started by giving the radius a length, but then I got lost read more ..

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proyaop Jan 25, 2022

328

+1632

Triangle inequalities help

We can find an acute triangle with the three altitude lengths , , and , if and only if belongs to interval . Find .

Any help is appreciated thanks

Algebra

The expression 6y^2 - y - 15 can be rewritten as A(y - B)(y - C). Find A + B + C.

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Guest Jan 25, 2022

374

Geometry

Triangle ABC has the height AD and angle A = 90º. If CD = 4, and BD = , find this ratio [ACD]/[ABD].

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Guest Jan 25, 2022

309

need help

Each gallon of paint covers 200 square feet. I have to paint one side of a wall that is 12 meters tall and meters long. If a foot is approximately 0.3048 meters, then what is the smallest whole number of gallons I can buy and have enough paint to read more ..

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Guest Jan 25, 2022

272

Compounding Interest

Today, Kaylee has $769.59 in her savings account. For the last 3 years, her account has paid 8%/a compounded quarterly. Before that, her account paid 7.3%/a compounded quarterly for 2 years. If she only made one deposit 5 years ago, determine the original read more ..

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Guest Jan 25, 2022

212

Range

Given that f(x) = pi^x + x^pi + 2^x + x^2, what is the range of f(x) on the interval [0, ∞)?
Give your answer in interval notation.

Guest Jan 25, 2022

405

+1495

Math 143

Suppose corn chips cost 32.532.5 cents per ounce. If a bag costs $4.23$⁢4.23, how many ounces are in the bag of chips? Round your answer to the nearest hundredth, if necessary.

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ManuelBautista2019 Jan 25, 2022

190

Polynomials

The product of 7d^2 - 3d + g and 3d^2 + hd - 8 is 12d^4 + 43d^3 - 46d^2 + 72d - 64. What is g + h?

Guest Jan 25, 2022

-4

417

+73

Find the entire solution set for the following equation (Show all work!): 5 cosθ + 5 = 8

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GAMEMASTERX40 Jan 25, 2022

190

Polynomial

Consider the polynomial f(x) = 1 - 12x + 3x^2 - 4x^3 + 5x^4 and g(x) = 3 - 2x - 6x^3 + 19x^4. Find c such that the polynomial f(x) + cg(x) has degree 3.

Guest Jan 25, 2022

326

problem with quadratic

What number must be added to both sides of the equation in order to complete the square? Please someone help..
x^2+3x=-3

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Guest Jan 25, 2022

308

geometry

2 side lengths of a triangle are 11 and 17. What is the longest possible integer length of the third side of the triangle?

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Guest Jan 25, 2022

448

what is the difference if a negative number raised to a power is in parentheses

why does (-5)4= 625 while -54=-625

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Guest Jan 25, 2022

308

modular arithmetic

What is the unique three-digit positive integer satisfying 100x = 11 (mod )

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Guest Jan 25, 2022

410

math

Clare made $160 babysitting last summer. She put the money in a savings account that pays 3% interest per year. If Clare doesn’t touch the money in her account, she can find the amount she’ll have the next year by multiplying her current amount by 1.03. read more ..

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Newuser222455jjj Jan 25, 2022

Jan 24, 2022

270

Base 6 calculation

Find $1_6 + 2_6 + 3_4 + \dots + 55_6$. Express your answer in base 6.

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Guest Jan 24, 2022

308

help plz

Given any positive even integer, x, the positive difference between the smallest odd number greater than 7x - 2 and the largest odd number less than 3x + 5 can be written in the form ax + b. What is a + b?
<read more ..

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Guest Jan 24, 2022

All Questions ⁺⁰236352 Questions

Coordinates

Number Theory

amount

Trigonometry question

The reciprocal function has a vertical asymptote at x = -5.

circle arc length help

Triangle inequalities help

Algebra

Geometry

need help

Compounding Interest

Range

Math 143

Polynomials

Find the entire solution set for the following equation (Show all work!): 5 cosθ + 5 = 8

Polynomial

problem with quadratic

geometry

what is the difference if a negative number raised to a power is in parentheses

modular arithmetic

math

Base 6 calculation

help plz

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