All Questions ⁺⁰234789 Questions

0

336

2

Hello Repost

Consider the ellipse \[\frac{x^2}{a^2} + \frac{y^2}{b^2} = 1,\]where $a > b.$ As a function of $a$ and $b,$ find the radius of the smallest circle that contains the ellipse, is centered on the $y$-axis, and which intersects the ellipse only at $(0,b).$ read more ..

Guest Feb 27, 2021

+1

520

1

interest

Marsha deposited 10,000 dollars into a savings account 3 years ago. The simple interest rate is 2%. How much money did she earn in interest? What would be her new account balance?

Guest Feb 27, 2021

0

344

1

parallelogram

What is the correct answer?

Guest Feb 27, 2021

0

477

1

ellipses

For 0 < k < 6, the graphs of (x - k)^2/4 + y^2 = 1 and (x + k)^2/4 + y^2 = 1 intersect at A and C, and have x-intercepts at B and D respectively. Compute the value of k for which ABCD is a square.

read more ..

Guest Feb 27, 2021

0

437

2

Inequalities?

Find an integer a such that a < √ 77 < a + 1.
How should I go about this? I think 76 or 78 is possible but I have to pick to 1 and I'm not sure which.

Guest Feb 27, 2021

0

345

5

(Highschool Math Geometry) I already submitted my answers but I just want some clarity on how you all would go on to solve these.

https://docs.google.com/document/d/1NldKV0ihRlumiN-fHGyXkao9fkrdRhhCb5dxaQlfPOw/edit

(All the problems are here in this link as I had some problem trying to insert images.)

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Guest Feb 27, 2021

0

357

1

Any help is greatly appreciated

Consider the ellipse \[\frac{x^2}{a^2} + \frac{y^2}{b^2} = 1,\]where $a > b.$ As a function of $a$ and $b,$ find the radius of the smallest circle that contains the ellipse, is centered on the $y$-axis, and which intersects the ellipse only at $(0,b).$ read more ..

Guest Feb 27, 2021

0

481

1

x=7pi/4

x=7pi/4

a. when the angle is in standard position, which quadrant does the terminal side fall?
read more ..

Guest Feb 27, 2021

0

580

1

+50

x = - 3pi/4

x = - 3pi/4

a. when the angle is in standard position, which quadrant does the terminal side fall?
read more ..

nicoledakota2290 Feb 27, 2021

0

393

1

ah whats this solve n

Guest Feb 27, 2021

Feb 26, 2021

-2

420

1

+218

A hard problem..

Sally had 22 bells. Jimmy took 10%. Oliver took 29%. the amount of bells left was 7. How did the number of bells get to seven. Explain

MathyGoo13 Feb 26, 2021

0

636

1

MATH

Q/ the number of different eight character passwords that can be made with 26 capital letter, 26 lowercase letters and 10 numerals is approximately 220 trillion

the number of different eight character read more ..

Guest Feb 26, 2021

0

361

2

percent

Tommy works at a store where he earns a base salary of 82 dollars per week plus a commission of 20% of sales. If Tommy sold 80 dollars worth of merchandise last week, what was his total pay?

Guest Feb 26, 2021

0

333

1

algebra

Teddy paid 48 dollars for 3 brass trinkets and 10 steel trinkets. Lindsay bought 7 brass trinkets and 4 steel trinkets and paid 54 dollars. Find the cost of a brass trinket. Find the cost of a steel trinket.

Guest Feb 26, 2021

0

367

1

Calculus plz help meh

What is the answer to this question I really need help

Guest Feb 26, 2021

+1

474

1

+201

please help

Morgan can paint a room in 10 hours, while Sophia can paint it in 4 hours. If Morgan paints for x hours and Sophia paints for y hours, they will finish half of the painting, while if Morgan paints for y hours and Sophia paints for x hours they will read more ..

jxc516 Feb 26, 2021

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559

1

percent problem

One year, the population of a city was 99,000. Several years later it was 82,170. Find the percent decrease.

Guest Feb 26, 2021

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360

1

percent

Sandra and her family ordered a meal that cost 422 dollars. Sandra paid 1% sales tax and left a 15% tip on 422 dollars. What was the total cost?

Guest Feb 26, 2021

0

444

2

Help Pronto

Let a and b be the solutions to Find

Guest Feb 26, 2021

0

364

1

percent

A store bought a kite at a cost of 7.74 and marked it up 115%. Later on, the store marked it down 65%. What was the discount price?

Guest Feb 26, 2021

0

387

1

triangles

Find the value of x, and then use that value to determine each angle measure of the triangle.

Guest Feb 26, 2021

0

482

2

help similar triangles

Find the length of MK if JK=36, JL=48, and JN=60 Answer:

Guest Feb 26, 2021

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