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413

Help electricpavlov

A batch of cookies requires 2 1/4 cup of flour and 1 egg. You have in your kitchen 8 cups of flour and a half dozen eggs.
a) How many batches of cookies can you make?
b) After you have made the cookies, how much flour and how many eggs will you have read more ..

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Guest Aug 2, 2021

372

Graphing

If f(x) = (x + 4)/(x^2 + ax + b) and f(x) has two vertical asymptotes at x=1 and x=2, then find the sum of a and b.

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Guest Aug 2, 2021

590

+876

Problem from What is Mathematics? By Richard Courant

Exercise 8.4.1 from What is Mathematics? By Richard Courant
Find pairs $(x, y)$ for $\{x, y\} \in \mathbb{Z} $, that satisfy $153y^3 = 5 - x^3 $

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MathProblemSolver101 Aug 2, 2021

284

help with graphing

The area of the triangle formed by x- and y-intercepts of the parabol y=0.5(x-3.5)(x+k) is equal to 1.5 square units. Find all possible values of k.

Guest Aug 2, 2021

494

plz help

Recall that a perfect square is the square of some integer. How many perfect squares less than 10,000 can be represented as the difference of two consecutive perfect cubes?

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Guest Aug 2, 2021

490

Please help. Thanks

Ahmad spent 2/5 of his money on 15 burgers and 75 cupcakes for a party. The cost of each cupcake is 1/3 the cost of each burger. He bought some more burgers with 4/5 of his remaining money.
(a) How many cupcakes could be bought with the same amount read more ..

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Guest Aug 2, 2021

377

Parabola

Find the equation of the axis of symmetry of the graph of y = (x - 4)^2 - 10.

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Guest Aug 2, 2021

325

Geometry

A rectangular prism has a total surface area of $36.$ Also, the sum of all the edges of the prism is $32.$ Find the length of the diagonal joining one corner of the prism to the opposite corner.

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Guest Aug 2, 2021

404

help counting

A license plate in a certain state consists of three digits, not necessarily distinct, and three letters, also not necessarily distinct. These six characters may appear in any order, except that no two letters can be next to each other. How many read more ..

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Guest Aug 2, 2021

478

Geometry

In isosceles right triangle ABC, shown here, AC = BC. Point X is on side BC such that CX = 6 and XB = 12, and Y is on side AB such that XY is perpendicular to AB. What is the ratio of BY to YA?

read more ..

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Guest Aug 2, 2021

510

I don't understand this, pls help me.

Let f(x)=3x+2 and g(x)=ax+b, for some constants a and b. If ab=20 and f(g(x))=g(f(x)) for x=0,1,2...9, find the sum of all possible values of a.

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Guest Aug 2, 2021

411

geometry

In rectangle ABCD, shown here, CE is perpendicular to BD. If BC = 3 and DC = 8, what is CE?

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Guest Aug 2, 2021

492

Function

The function f(n) = 3f(n-2) - 2f(n-1), where $f(2) = 8$ and $f(1) = -1$. What is the value of f(5)?

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Guest Aug 2, 2021

485

Geometry

In the diagram below, EU = 8, UF = 7,GV = 5, VH = 15, and UV= 8. Find XY.

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Guest Aug 2, 2021

401

help math

what is the sum of all three-digit odd integer palindromes that contain a digit of 2?

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Guest Aug 2, 2021

453

help polygon

Five angles of a hexagon measure 119°, 129°, 140°, 129°, and 95°. What is the measure of the sixth angle?

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Guest Aug 2, 2021

417

counting

A license plate in a certain state consists of three digits, not necessarily distinct, and three letters, also not necessarily distinct. these six characters may appear in any order, except that the three letters must appear next to each other. how many read more ..

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Guest Aug 2, 2021

271

answer this please :)

https://web2.0calc.com/questions/plz-help-d_4

Guest Aug 2, 2021

381

geometry

In the diagram below, angle AOB = 99 degrees, and angle AOC = 138 degrees. What is the measure of angle BOC?

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Guest Aug 2, 2021

267

help coordinates

A =(10,-10) and O=(0,0) Determine the sum of all x and y coordinates of all points Q on the line y =x + 8 such that angle OQA =90

Guest Aug 2, 2021

281

pls help thanks :DDDDD

If x and y are positive integers no greater than 100, how many ordered pairs (x, y) exist such that the least common multiple of x and y is ten time the gcf of x and y?

Guest Aug 2, 2021

436

+68

Geometry and Measurement

Thadeus’s Thanksgiving feast was just too much! He started cooking the 70-pound turkey at 11:00 A.M.
At 11:30 A.M., he purchased 35 pounds of popcorn. He baked 700 pumpkin pies and half as many giblet-chip cookies. At 8:30 P.M., the turkey was finished read more ..

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Svtturtles Aug 2, 2021

394

help cosine degree

hello!! i need help because this problem wasnt on the chart our teacher gave us:

Find $\cos (-135^\circ)$.
read more ..

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Guest Aug 2, 2021

393

Headwind. Please help!

An airplane takes 2 hours to fly 579.24km with the wind and 5 hours 36 minutes for the return flight against the wind. What is the speed of the airplane and that of the wind?

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Guest Aug 2, 2021

All Questions ⁺⁰237796 Questions

Help electricpavlov

Graphing

Problem from What is Mathematics? By Richard Courant

help with graphing

plz help

Please help. Thanks

Parabola

Geometry

help counting

Geometry

I don't understand this, pls help me.

geometry

Function

Geometry

help math

help polygon

counting

answer this please :)

geometry

help coordinates

pls help thanks :DDDDD

Geometry and Measurement

help cosine degree

Headwind. Please help!

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