All Questions ⁺⁰237720 Questions

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308

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RESPOND WITHIN AN HOUR

Abdullah Raza is an Ontario contractor who purchased a new pickup truck for his home renovations business. The truck cost $49848.00 (not including the Ontario HST). Jason Whitedeer, a park ranger in Yukon Territory, purchased the same model truck which costs read more ..

Guest Jun 2, 2021

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431

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trig problem

Find the measure, in degrees, of the smallest positive angle $\theta$ for which $\sin 3 \theta = \cos 17 \theta$.

Guest Jun 2, 2021

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292

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Help algebra

Let a, b, c be the roots of x^3 - x - 1 = 0. Compute
(1 + a)^2/(1 - a) + (1 + b)^2/(1 - b) + (1 + c)^2/(1 - c).

Guest Jun 2, 2021

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455

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Base Numbers

What is the average of all positive integers that have four digits when written in base 3, but two digits when written in base 5? Write your answer in base 10.

Guest Jun 2, 2021

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449

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simplify

y^-1/3 can you simplify?

the question was Simplify the expression and eliminate any negative exponent(s). Assume that all letters denote positive numbers.
(x−3y1/4)−4/3 read more ..

Guest Jun 2, 2021

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445

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prove the trig identity

prove (tanx+cotx)/(cscxcosx)=sec^2x

please tell me the order of the options in the picture

Guest Jun 2, 2021

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497

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Geometry

The measures of the three angles of a triangle form an arithmetic sequence. What must be the measure, in degrees, of the other two angles, if one angle is 90 degrees?

ilovepizza547 ●

Guest Jun 2, 2021

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464

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vectors— please help!!

What is the component form of the vector represented by 2a when a=<-2,3>?

2a = 〈___,___〉

ilovepizza547 ●

Guest Jun 2, 2021

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476

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Absolute Value

Let x, y, and z be nonzero real numbers. Find all possible values of x/ | x | + y/ | y | + z/ | z |. List your values in increasing order, separated by commas.

Guest Jun 2, 2021

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652

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pls help :((

The interior of a right, circular cone is 8 inches tall with a 2-inch radius at the opening. The interior of the cone is filled with ice cream, and the cone has a hemisphere of ice cream exactly covering the opening of the cone. What is the volume of ice read more ..

Guest Jun 2, 2021

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552

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+151

Systems

There were 100 pizzas sold at Brooklyn's pizzeria on Monday. A large pizza costs $16 and a small pizza costs $11. If $1550 worth of pizzas were sold in all, how many small pizzas were sold?

Ajdabegano Jun 2, 2021

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459

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+151

Prealgebra

Determined to win a pie eating contest, Homer Simpson went into training. Each day for 6 days, he ate 4 more pies than the day before and a total of 150 pies in all. How many pies did he eat each day?

ElectricPavlov ●

Ajdabegano Jun 2, 2021

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454

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+151

Help me melody

https://web2.0calc.com/questions/math_31733

Ajdabegano Jun 2, 2021

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442

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Interest Rates

Four years ago you invested some money at 10% interest. You now have $439.23 in the account. If the interest was compounded yearly, how much will you have in another year?

ElectricPavlov ●

Guest Jun 2, 2021

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525

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Geometry

Points L and M lie on a circle centered at O, and the measure of arc LM on this circle is 72 degrees. The circle passing through points O, L, and M is drawn. Find the measure of arc LPM on the larger circle, in degrees.
read more ..

Guest Jun 2, 2021

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593

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+52

I really need help on this one

Suppose P(x) is a polynomial of smallest possible degree such that:
- P(x) has rational coefficients
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-P(-1) = 8 read more ..

ThanksForAllHelp Jun 2, 2021

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314

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Chi-Chi!

Guest Jun 2, 2021

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314

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vector question, please help

What is the component form of the vector represented by 2a when a=<-2,3>?

2a = 〈___,___〉

read more ..

Guest Jun 2, 2021

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620

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The population of town is 450,772. 1 out of every 14 persons is reported to be educated. In all, how many educated

The population of town is 450,772. 1 out of every 14 persons is reported to be educated. In all, how many educated
persons are there in the town?
A) 32,198 B) 35,000
C) 14,625 D) 150,772 read more ..

Guest Jun 2, 2021

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289

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Log

Using laws of logarithms, fully expand the logarithm log4(16𝑥 3√𝑦 5).

Simplify the following to a single logarithm. 5𝑙𝑜𝑔2 (𝑐) − [𝑙𝑜𝑔2 (𝑐 2 ) − 8𝑙𝑜𝑔2 ( 1/ 𝑐 )]
read more ..

Guest Jun 2, 2021

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296

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polygon

There is a point inside a polygon such that if you rotate the polygon around that point clockwise by 50 degrees, the polygon coincides with itself. What is the minimum number of vertices that this polygon can have?

Guest Jun 2, 2021

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474

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Precalc problem, please help me!!

The nth term of a sequence is represented by ((2n^5)+(25n^2)+(32n)-(15))/((6n^4)+(2n^3)-(11n^2)-2n+17)
What is the limit of the nth term as x becomes increasingly large?
Options: 0,1/3,3, or the limit doesn’t exist.
read more ..

Guest Jun 2, 2021

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457

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Help

A line goes through the point (2,1) and has a slope of −3. Write the equation in point-slope form. (y−y1=m(x−x1))

Guest Jun 2, 2021

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426

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Number Theory

Find the largest prime divisor of 11! + 12! + 13!.

Guest Jun 2, 2021

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