All Questions ⁺⁰230587 Questions

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338

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precalculus

Use the double angle formula to rewrite the expression: sin x cos x

Guest Mar 7, 2020

+1

1053

2

+407

Help me ASAP please

What is the greatest integer that is less than $\sqrt6+\sqrt7$?
please explain it and answer it

ss333 Mar 7, 2020

+1

525

1

+407

Help me ASAP please

What is the area of the square below?

Give your answer as a number without units.
(Note that $2\sqrt 3$ means $2\cdot\sqrt 3$. We often skip read more ..

ss333 Mar 7, 2020

0

335

1

help!

Let
Give a polynomial g(x) so that f(x) + g(x) has a horizontal asymptote of 0 as x approaches positive infinity.

Guest Mar 7, 2020

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924

4

algebra problem

Theodore had 24 baseball cards. He sells 1/4 of his cards to Tom, 1/3 of his cards to Larry. How many baseball cards does Theodore have left?

Guest Mar 7, 2020

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393

1

Find the equation of a line that passes the points (5, -9) and (0, -3)

Find the equation of a line that passes the points (5, -9) and (0, -3)

Guest Mar 7, 2020

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454

1

Help me plsssss

Suppose that p(x) is a polynomial with rational coefficients that has a root at x= 8+3 sqrt(3) . Find another root of p(x)

Guest Mar 7, 2020

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765

2

help

The sum of two positive numbers is 4 and the sum of their squares is 28. What are the two numbers?

Guest Mar 7, 2020

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327

0

Please help!!

The Highly Improbable Foods Company makes vegetarian versions of burgers, hot dogs, and chicken wings, and they offer two platters. Platter A consists of one burger, three hot dogs, and 5 chicken wings, which costs $16. Platter B consists of two burgers, read more ..

Guest Mar 7, 2020

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339

1

Help with geometry

In right triangle ABC, AC=BC and

Guest Mar 7, 2020

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607

1

Algebra

Approximately 9% of men have a color blindness that prevents them from distinguishing between red and green. If 3 men are selected at random, the probability that all 3 of them will suffer of that is:

Guest Mar 7, 2020

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389

2

helppp

in the figure, if FR = FG, the measure of arc FG is 130 degrees, and mesaure of arc FQ is 28 degrees, then what is the measure of angle RFP, in degrees?

Guest Mar 7, 2020

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337

1

Pleas help me!

Find a linear inequality with the following solution set. Each grid line represents one unit. (Give your answer in the form $ax+by+c > 0 or ax+by+c is greater or equal to 0 where a, b, and c are integers with no common factor other than 1.) read more ..

Guest Mar 7, 2020

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351

1

Very confused... PLEASE HELP

The line y=3x+15/4 intersects the circle x^2+y^2=36 at A and B. Find the length of chord.

Guest Mar 7, 2020

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670

2

+614

please help!

https://web2.0calc.com/questions/american-flag-question_1
please help me!

xxJenny1213xx Mar 7, 2020

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346

1

please help!

Guest Mar 7, 2020

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329

3

Please Help! Urgent

Guest Mar 7, 2020

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632

1

absolute value question

What is the range of the function F(x) = |x+1|+|x-5|? Express your answer in interval notation.

Guest Mar 7, 2020

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316

1

PLS HELP!!!

Find a linear inequality with the following solution set. Each grid line represents one unit. (Give your answer in the form $ax+by+c > 0 or ax+by+c is greater or equal to 0 where a, b, and c are integers with no common factor other than 1.) read more ..

Guest Mar 7, 2020

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480

2

Algebra question

The ratio of cats to dogs at the local pet store is 8 to 12.
If there are 36 total cats and dogs, how many cats are in the store?

Guest Mar 7, 2020

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712

1

help please

Working together, Rocco and Giulia can paint a room in 3 hours. It would have taken Rocco 7 hours to do the job alone. Which equation can be used to determine r, Giulia’s rate of work in parts per hour?

Guest Mar 7, 2020

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733

2

bacteria

A culture started with 6,000 bacteria. After 3 hours, it grew to 7,200 bacteria. Predict how many bacteria will be present after 19 hours. Round your answer to the nearest whole number.

Guest Mar 7, 2020

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455

1

help

Hassan paid $18.00 to buy 4 paperback books and 2 hardcover books. Aviv paid $36.25 to buy 5 paperback books and 5 hardcover books. The prices for all the hardcover books were the same, and the prices for all the paperback books were the same. What was read more ..

Guest Mar 7, 2020

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379

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probability

Assume that when adults with smartphone are randomly selected, 59% use them in meetings or them use if 11 adult smartphone users are randomly selected find the probability that fewer than 4 of them use their smartphone in meetings or classes read more ..

Guest Mar 7, 2020

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348

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Birthday probability

In a wedding party of 50 people, what is the probability that no 3 people share the same birthday?
Thank you for help.

Guest Mar 7, 2020

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