All Questions

232

Need help explaining.

Will read 20 pages of his mystery book every day. After reading for 5 days, Will still had 55 pages left. How many pages are in Will's mystery book?

●

Guest Nov 1, 2021

289

Help

Ryan bought prizes for the math contest. He bought 6 times as many pencils as whistles. He bought half as many whistles as frisbees. If Ryan bought 54 pencils, how many prizes did he buy altogether?

●

Guest Nov 1, 2021

284

You forgot to answer

https://web2.0calc.com/questions/ratios_27

●

Guest Nov 1, 2021

231

Geometry

In the diagram below, A is on line segment CE and AB bisects Angle DAC. If segment DA is parallel to segment EF and angle AEF = 10angleBAC - 18 degrees, then what is angle DAC in degrees?

read more ..

●

Guest Nov 1, 2021

Oct 31, 2021

317

Algebra

For how many real values of x is sqrt(63 - 3*sqrt(x)) an integer?

●

Guest Oct 31, 2021

166

math problem

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 ..

Guest Oct 31, 2021

231

Can I get a tad bit of help?

If f(x) = what is the vaule of f(-2)+f(-1)+f(0). The answer is to be expressed as a common fraction.

Thank you in advance to whom ever solves this.

●

Guest Oct 31, 2021

295

Percent

A peep increased by 25% is a pop. A pop decreased by 40% is a slug, and a slug increased by 100% is a slap. What percent of a peep is a slap?

●●●

Guest Oct 31, 2021

704

Find the perimeter of the triangle whose vertices are (−1,−6), (14,2), and (8,−6)). Write the exact answer. Do not round.

●

Guest Oct 31, 2021

274

Annuity

Five years ago, Diane secured a mortgage of $ 1,300,000 to help finance the purchase of a house in Arima. The term of the mortgage was 25 years and the interest rate was 6% per year compounded monthly.

(a) What is Diane’s current read more ..

●

Guest Oct 31, 2021

158

Polynomials

Let f, g, and h be polynomials such that h(x) = f(x) + g(x). If the constant term of f(x) is -4 and the constant term of h(x) is 3, what is g(0)?

Guest Oct 31, 2021

287

help with quadratic

What real value of t produces the smallest value of the quadratic t^2 -9t - 36 + t^2 - t + 21.

●●

Guest Oct 31, 2021

217

Polynomials

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 Oct 31, 2021

162

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 Oct 31, 2021

207

Coordinates

The equation of the line passing through (1,11) and (4,8) can be expressed in the form
x/a + y/b = 1.
Find a.

●

Guest Oct 31, 2021

347

Point X is on line AC such that AX = 12 and AX = 4 times CX. We know angle ABC = angle BXA = 90 degrees. What is BX?

●●

Guest Oct 31, 2021

217

Domain question

How many real numbers are not in the domain of the function

f(x) = 1/(x - 64) + 1/(x^2 - 64) + 1/(x^3 - 64) + 1/(x^4 - 64)

●

Guest Oct 31, 2021

227

help plss

whats the answer?

●●

Guest Oct 31, 2021

164

Polynomials

Find the sum of the coefficients in the polynomial 3(x^{10} - x^7 + 2x^3 - 6x + 7) + 4(x^3 - 2x^2 - 6) when it is simplified.

Guest Oct 31, 2021

410

Permutations

How many of the permutations using one or more letters from the word TEXAS are also permutations using the letters in TENNESSEE? Two such permutations to include are ST and TS.

●

Guest Oct 31, 2021

286

Counting help

At my office, 16 people own cats, 9 people own dogs, and $8$ people own both cats and dogs. How many people own a cat or a dog?
(Remember that in mathematics, the word "or" is used in the inclusive sense. So if you own both a cat and a dog, then read more ..

●

Guest Oct 31, 2021

309

Polynomials

What is the coefficient of x^3 when 24x^4 + 6x^3 + 4x^2 + 7x - 5 is multiplied by 6x^3 + 3x^2 - 3x + 4 and the like terms are combined?

●

Guest Oct 31, 2021

154

trig

In triangle ABC, we have angle A = 90 degrees and sin B = 4/7. Find sin C.

Guest Oct 31, 2021

203

Max value

What is the maximum value of 4(x + 7)(2 - x) + (2 - x) over all real numbers x?

Guest Oct 31, 2021

All Questions ⁺⁰230566 Questions

Need help explaining.

Help

You forgot to answer

Geometry

Algebra

math problem

Can I get a tad bit of help?

Percent

Find the perimeter of the triangle whose vertices are (−1,−6), (14,2), and (8,−6)). Write the exact answer. Do not round.

Annuity

Polynomials

help with quadratic

Polynomials

Polynomials

Coordinates

Point X is on line AC such that AX = 12 and AX = 4 times CX. We know angle ABC = angle BXA = 90 degrees. What is BX?

Domain question

help plss

Polynomials

Permutations

Counting help

Polynomials

trig

Max value

0 Online Users

Top Users

Sticky Topics