All Questions

359

Number Theory

If I expand 25*24*23* ... *12*11*10, how many zeros are there at the end of the number I get?

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Guest May 4, 2022

366

Help with polynomial functions!

1. Given the following equation x^4-6x^3-2x+7 use synthetic division to test the following 3 pts and show if they are a root or not. Must show synthetic division for all 3 of the following test pts. Test these 3 possible root pts also called possible zeros read more ..

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Guest May 4, 2022

370

Floor Function

Let f(x) = x + floor(x).

(a) Find all x >= 0 such that f(x) = 1.
read more ..

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Guest May 4, 2022

259

+10

help me please algebra sinusoidal models

Could someone explain to me how they got their formulas and read more ..

cpears May 4, 2022

329

geometry

Find DB.

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Guest May 4, 2022

217

trig

In triangle ABC, sin A = 4/5. Find cos B. Find cos C.

Guest May 4, 2022

212

trig

Find AC.

Guest May 4, 2022

May 3, 2022

344

trig

Find sin C, to two decimal places.

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Guest May 3, 2022

360

+136

Oil spilled from a ruptured tanker spreads in a circle whose area increases at a constant rate of 4 mi²/hr.

Oil spilled from a ruptured tanker spreads in a circle whose area increases at a constant rate of 4 mi²/hr. How rapidly is the radius of the spill increasing when the area is 10 mi²?

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THESHADOW May 3, 2022

350

Piecewise function

If
f(x) = x^2 - 4 if x >= 4
f(x) = x^2 + 4 otherwise,
then for how many values of x is f(f(x)) = 5? read more ..

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Guest May 3, 2022

348

+136

Water is leaking out of an inverted conical tank at a rate of 6700.0 cm³/min at the same time that water is being pumped...

Water is leaking out of an inverted conical tank at a rate of 6700.0 cm³/min at the same time that water is being pumped into the tank at a constant rate. The tank has a height of 15.0 m and the diameter at the top is 4.5 m. If the water level read more ..

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THESHADOW May 3, 2022

610

+136

A cylinder is inscribed in a right circular cone of height 6.5 and radius (at the base) equal to 8.

A cylinder is inscribed in a right circular cone of height 6.5 and radius (at the base) equal to 8. What are the dimensions of such a cylinder which has maximum volume?
read more ..

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THESHADOW May 3, 2022

460

+136

Problem of Tartaglia (1500-1557): among all positive numbers a, b whose sum is 9, find those for which the product of the two numbers...

Problem of Tartaglia (1500-1557): among all positive numbers , whose sum is 9, find those for which the product of the two numbers and their difference is largest. (Hint: Let and express in terms of alone.) read more ..

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THESHADOW May 3, 2022

347

help polynomials

Given that the polynomial has only positive integer roots, find the average of all distinct possibilities for k.

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Guest May 3, 2022

342

geometric sequence

Find the 7th term of sqrt(2), sqrt(10), 5*sqrt(2), ...

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Guest May 3, 2022

341

Average Weight

Hi Max: Can you please take a look at this question? https://web2.0calc.com/questions/help-meeee_10

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Guest May 3, 2022

375

Could someone assist me por favor

What are the rectangular coordinates of the polar coordinates (2√2,−π/12)?
Enter your answer in the box. Enter values rounded to the nearest hundredth.
(|_|, |_|) <-- the box just an fyi

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Guest May 3, 2022

339

geomeric sequence

The 4th term of a geometric sequence is 18, and the 10th term is 162. What is the 7th term?

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Guest May 3, 2022

360

N/A

What is the rectangular form of the polar equation?
θ=−5π/6

read more ..

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Guest May 3, 2022

351

HLP PLZ

What is the polar form of the equation?
(x+2)^2+y^2=4
r^2=4r cosθ
r(r+4cosθ)=0 read more ..

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Guest May 3, 2022

374

Algebra

A dairy needs 244 gallons of milk containing 7% butterfat. How many gallons each of milk containing 9% butterfat and milk containing 1% butterfat must be used to obtain the desired 244 gallons?

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Guest May 3, 2022

373

Complex numbers

Let
f(z) = 2z if z is not real
f(z) = z if z is real
read more ..

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Guest May 3, 2022

344

Angles

The exterior angles of a triangle are in the ratio . What is the measure (in degrees) of the least interior angle of the triangle?

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Guest May 3, 2022

334

Exponents

What is the value of 4^(10)*8^(20)*16^(30)? Express your answer in the form a^b, where a and b are positive integers such that a is the least possible positive integer.

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Guest May 3, 2022

366

+56

i need help

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smasai1324 May 3, 2022

All Questions ⁺⁰237995 Questions

Number Theory

Help with polynomial functions!

Floor Function

help me please algebra sinusoidal models

geometry

trig

trig

trig

Oil spilled from a ruptured tanker spreads in a circle whose area increases at a constant rate of 4 mi²/hr.

Piecewise function

Water is leaking out of an inverted conical tank at a rate of 6700.0 cm³/min at the same time that water is being pumped...

A cylinder is inscribed in a right circular cone of height 6.5 and radius (at the base) equal to 8.

Problem of Tartaglia (1500-1557): among all positive numbers a, b whose sum is 9, find those for which the product of the two numbers...

help polynomials

geometric sequence

Average Weight

Could someone assist me por favor

geomeric sequence

N/A

HLP PLZ

Algebra

Complex numbers

Angles

Exponents

i need help

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