All Questions ⁺⁰238122 Questions

0

679

1

piecewise defined function

Let
f(x) = 2x^2 - 4 if x <= 2,
ax + 5 if x > 2.
Find a if the graph of y = f(x) is continuous (which means the graph can be drawn without lifting your pencil from the paper). read more ..

Guest Oct 14, 2020

0

566

1

parabola

A parabola with equation y = x^2 + bx + c passes through the points (-1,-11) and (3,18). What is c?

Guest Oct 14, 2020

0

543

1

solve algebraically

Rose counted her money and found that she had $1.35 in nickels andquarters. There are nine more nickels than quarters. How many of each coin does Rose have?

Guest Oct 14, 2020

0

538

1

+94

Linear Equations and Graphing

Hello Everyone, I was wondering if I could get some help :)
How would I re-arrange 4x-2y=6 into y=mx+b

MathsLlama Oct 14, 2020

0

397

1

help with algebra

GetThere Airlines currently charges 200 dollars per ticket and sells 40,000 tickets a week. For every 10 dollars they increase the ticket price, they sell 880 fewer tickets a week. How many dollars should they charge to maximize their total revenue? read more ..

Guest Oct 14, 2020

0

488

1

counting question

How many four-character license plates consist of a consonant, followed by a vowel, followed by a consonant, and then a vowel? (For this problem, consider Y a vowel.)

Guest Oct 14, 2020

0

507

1

solve for x

Guest Oct 14, 2020

Oct 13, 2020

0

501

1

help please

How can you write the expression with a rationalized denominator?

Guest Oct 13, 2020

0

562

2

help plz

According to a study, 90 % of adult smokers started smoking before 21 years old. 10 smokers 21 years old or older are randomly selected, and the number of smokers who started smoking before 21 is recorded.Find:

1. The probability that at least read more ..

Guest Oct 13, 2020

0

429

1

polynomial

Let f(x) be a polynomial with integer coefficients. Suppose there are four distinct integers p, q, r, s, such that f(p) = f(q) = f(r) = f(s) = 5. If f(t) is an integer and f(t) > 10, what is the smallest possible value of f(t)?

Guest Oct 13, 2020

0

776

2

Help! I have tried many sites and none give the answer!

The weight of a whale is
4000
times the weight of a dog. If the whale weighs 160,000 pounds, how many pounds does the dog weigh? How can the answer be found?

Guest Oct 13, 2020

0

445

0

The cost (in dollars) for producing x items is given by C ( x ) = 5 + 8 x + 2 x^2. You can estimate the cost of the 11t

The cost (in dollars) for producing x items is given by C ( x ) = 5 + 8 x + 2 x2. You can estimate the cost of the 11th item with the marginal cost function. What is the difference between the exact cost of producing the 11th item and the estimated cost read more ..

Guest Oct 13, 2020

0

544

1

coordinates

Find the line parallel to 2x+3y=24 that passes through the point (12,-5)

Guest Oct 13, 2020

0

649

1

geometry

n regular octagon ABCDEFGH, M and N are midpoints of line BC and line FG respectively. Compute [ABMO]/[ABCDE]. ([ABCD] denotes the area of polygon ABCD.)

read more ..

Guest Oct 13, 2020

0

371

0

fractions?

Guest Oct 13, 2020

0

447

1

coordinates

The point (x,y) is first reflected in the x-axis then rotated 90 degrees counterclockwise about the origin, then reflected in the line y = x . What is the image point?

Guest Oct 13, 2020

0

590

1

add 10% on to 45602

add 10% on to 45602

Guest Oct 13, 2020

0

753

2

+4

find a quadratic polynomial such that

I have seen Alan answer this type of question in an old post(https://web2.0calc.com/questions/find-a-quadratic-polynomial-p-x-such-that-p-0-1-p-1-5-p-2-11), but I had a hard time figuring out one of his steps.

My specific question read more ..

uvula Oct 13, 2020

0

993

4

What is the product of all possible digits x such that the six-digit number 341,4x7 is divisible by 3?

What is the product of all possible digits such that the six-digit number is divisible by 3?

Guest Oct 13, 2020

0

592

1

graphing function

The graph of y = f(x) is shown below, with one unit between grid lines. Assume f(x) is defined only on the domain shown. What is the sum of all integers c for which the equation f(x) = c has exactly 6 solutions?

read more ..

Guest Oct 13, 2020

+1

725

2

What is 0 divided by 0

If ypu don't know ask siri okoy

Guest Oct 13, 2020

0

489

2

Factoring Problem

What is the greatest positive integer n such that is a factor of ?

Help appreciated!

Guest Oct 13, 2020

1 Online Users