All Questions

292

need help

Let a, b, and c be the roots of 24x^3 - 121x^2 + 87x - 8 = 0. Find log_3 (a + b + c).

●

Guest Sep 17, 2021

Sep 16, 2021

337

Algebra

Find the positive difference between the solutions to the equation 6t^2 + 30 = 47t.

●●

Guest Sep 16, 2021

337

Help geometry

All the sides of a triangle are integers, and the perimeter is 15. How many different possible triangles are there? (Assume that the triangle is non-degenerate. Two triangles are considered the same if they are congruent.)

●

Guest Sep 16, 2021

295

Pls help

If and what is the absolute value of

●

Guest Sep 16, 2021

351

Help please! ASAP!

The triangles RST and XYZ are congruent. Points P and W lie on ST and YZ, respectively. Which of the following statements are true?
A) If P is the midpoint of line ST and W is the midpoint of line YZ then triangle RSP is congruent to triangle XYW.
B) read more ..

●

Guest Sep 16, 2021

320

help math

The bacteria in a jar triple every 20 seconds. After three minutes, there are 275,562 bacteria in the jar. How many were in the jar at the beginning of the experiment?

●

Guest Sep 16, 2021

615

Help please!

Hey! I have a question for this problem:

In quadrilateral PQRS, sides PS and QR have equal length and sides PQ and RS are parallel to each other. Point X is the intersection of the diagonals PR and QS. Which of the following read more ..

●●●●●●●●●

Guestatbest Sep 16, 2021

440

+51

Thanks to anyone who helps with this question!

A triangle T is separated into two congruent triangles by a straight cut. Which of the following statements are true?
A) T must have two sides with equal length.
B) The cut must be perpendicular to one side of T.
C) T must have two interior angles read more ..

●●●●●

CCeed Sep 16, 2021

349

Interest

At the beginning of each year, Joe invests $10,000 in his retirement fund. The fund gives 10% interest, compounded annually. At the end of the third year, how much money will be in Joe's fund?

●●

Guest Sep 16, 2021

321

+216

Math Help Please ASAP

Consider four 1x1 squares as shown to get the five pieces above known as tetrominoes. Place
these five tetrominoes inside a rectangle so the pieces do not overlap, and the sides of the
pieces are on or are parallel to sides of the rectangle. If the read more ..

●

Jmaster10 Sep 16, 2021

561

How many integers x have the property that x squared is non-positive?

●

Guest Sep 16, 2021

189

Algebra

Real numbers x and y satisfy
x + xy = 250y
x - xy = -240y
read more ..

Guest Sep 16, 2021

211

Quadratic

Solve for x, where x > 0 and -21x^2 -11x + 40 = -x^2 - 23x + 41. Express your answer as a simplified common fraction.

Guest Sep 16, 2021

199

help help plz

solve the equation for the variable

6n - 6(n + 5) = -114

Guest Sep 16, 2021

249

trapezoid question

ABCD is a quadrilateral such that line AB is parallel to line CD. We know that angle A and angle B is 60 degrees and AD = CD = 1. If AB = 10, what is DC?
read more ..

●

Guest Sep 16, 2021

231

help asap thx

Find angle BPC below

●

Guest Sep 16, 2021

332

help

AB and AC are equal legs in triangle ABC. Point D lies on AB such that CD = CB. If angle ADC = 114 degrees, what is angle ACD in degrees?
read more ..

●●●

Guest Sep 16, 2021

175

Polynomial

Let f(x) = -3x^2 + 2 and g(x) = -6x^2 + 2x - 1. What is the degree of f(x)*g(x)?

Guest Sep 16, 2021

239

help counting

Catherine rolls a $6$-sided die five times, and the product of her rolls is $600.$ How many different sequences of rolls could there have been? (The order of the rolls matters.)

●

Guest Sep 16, 2021

231

Geometric Sequences Plz Help

The sum of the first $n$ terms in the infinite geometric sequence $\left\{\frac{1}{4},\frac{1}{8},\frac{1}{16},\dots \right\}$ is $\frac{63}{128}$. Find $n$.

●●

Guest Sep 16, 2021

405

Singapore Math

Nora and Renata had an equal number of polished stones at first. After Nora received 65 more stones and Renata lost 23 stones, Nora had three times as many stones as Renata. How many stones did they have altogether at first?

●●●

Guest Sep 16, 2021

223

Singapore Math 5A

Guest Sep 16, 2021

192

Polynomial

Let f(x) = x^4 - 3x^2 + 2 and g(x) = 2x^5 - 6x^2 + 2x - 1. Let b be a constant. What is the smallest possible degree of the polynomial f(x) + b*g(x)?

Guest Sep 16, 2021

191

Percent

Elita bought a jacket that was on sale for 45% off the original price. If she paid $110 for the jacket when she checked out, what was the original price of the jacket?

Guest Sep 16, 2021

193

Help

https://web2.0calc.com/questions/any-help-will-be-appreciated

Guest Sep 16, 2021

All Questions ⁺⁰231021 Questions

need help

Algebra

Help geometry

Pls help

Help please! ASAP!

help math

Help please!

Thanks to anyone who helps with this question!

Interest

Math Help Please ASAP

How many integers x have the property that x squared is non-positive?

Algebra

Quadratic

help help plz

trapezoid question

help asap thx

help

Polynomial

help counting

Geometric Sequences Plz Help

Singapore Math

Singapore Math 5A

Polynomial

Percent

Help

3 Online Users

Top Users

Sticky Topics