All Questions ⁺⁰237785 Questions

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676

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Trig

Trig

Which expression is equivalent to 1/tanθ? answers: http://prntscr.com/luj43v

Guest Dec 13, 2018

0

863

1

Help

What number can you multiply by √ −2 to get a rational number?
Select each correct answer.
2
√2
1/2 <#> 0

Guest Dec 13, 2018

0

1552

2

Karen

Karen deposited $5,000 as a certificate of deposit (CD) in a bank for a period of 3 years. The CD pays simple interest of 15% per year and pays interest every 6 months. How much interest does she get every 6 months?

Guest Dec 13, 2018

0

780

1

what is the derivative of sin2x?

what is the derivative of sin2x?

ElectricPavlov ●

Guest Dec 13, 2018

0

683

1

math

A sphere has a volume of 36π cm.What is the diameter of the sphere?

ElectricPavlov ●

Guest Dec 13, 2018

0

919

4

+1253

Easy Proof, or is it not?

This is just a fun question:
Prove a 45-45-90 triangle has side ratios WITHOUT Pythagorean Theorem or Trigonometry.
Can you do it?
(also, I'm kind of curious because I don't know how to prove it without Pythag. or Trig, read more ..

CoolStuffYT Dec 13, 2018

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1029

3

Stats

The incubation time for a breed of chicks is normally distributed with a mean of 20 days and standard deviation of approximately 1 day. Look at the figure below and answer the following questions. If 1000 eggs read more ..

Guest Dec 13, 2018

0

554

1

if x=289585986546546757865978689576 and y= x+25899967379693475634796573647563534657346576678768967 what is y

if x=289585986546546757865978689576 and y= x+25899967379693475634796573647563534657346576678768967 what is y

NEED the answer asap

Guest Dec 13, 2018

+1

848

1

+1443

Help

I have to balance these two chemical equations.

KCIO(little)3 --- KCI + O(little)2
read more ..

off-topic

SmartMathMan Dec 13, 2018

0

866

2

+283

I need help with this problem :(

A point (x,y) is randomly selected such that 0 \le x \le 3 and . 0 \le y \le 6. What is the probability that x + y \le 4? Express your answer as a common fraction.

I tried 2/9 and apparently read more ..

ANotSmartPerson Dec 13, 2018

0

931

1

+845

Method of difference

YEEEEEET Dec 13, 2018

0

821

5

+845

The cubic equation 𝑥^3 − 2𝑥 − 3 = 0 has roots 𝛼, 𝛽 and 𝛾. Find a cubic equation with integer coefficients which have roots;

The cubic equation 𝑥^3 − 2𝑥 − 3 = 0 has roots 𝛼, 𝛽 and 𝛾. Find a cubic equation with integer coefficients which have roots;

For B so far i did:
inverse of 1/x = read more ..

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YEEEEEET Dec 13, 2018

0

633

1

Geometry

https://prnt.sc/luati5

89 ft2
79 ft2
49 ft2
59 ft2

Guest Dec 13, 2018

0

635

1

last one thank you

https://prnt.sc/luacz9

Guest Dec 13, 2018

0

595

2

I need help with this

https://ibb.co/VV8JDbP

Guest Dec 13, 2018

+2

1066

5

CPhill is the best

Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Best!Be read more ..

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Guest Dec 13, 2018

0

625

2

how many combinations

Lia is ordering a birthday cake for a friend. The bakery makes vanilla and banana flavored cakes. Each flavor of cake can come with yellow, green, or white frosting. She can also pick cherry or almond filling. How many different combinations can Lia choose read more ..

PartialMathematician ●●

Guest Dec 13, 2018

0

533

1

Math help

https://prnt.sc/lua5gk

Guest Dec 13, 2018

0

626

4

how much money?

How much money does Beth need to buy a helicopter and 8 hydrofoils?
helicopter 64,600.00
hydrofoils 16,272.00

Guest Dec 13, 2018

0

617

3

TIME

Erica's gymnastics camp started at 12:40 P.M. The gymnasts spent 3 hours and 10 minutes on the balance beam and 3 hours and 15 minutes on the uneven bars. What time did the gymnastics camp end?

Guest Dec 13, 2018

0

699

1

Unit Circle Trig

Given that sin(32 degrees) = a and cos(32 degrees) = b, find tan(148 degrees) in terms of a and/or b.

ElectricPavlov ●

Guest Dec 13, 2018

0

993

2

A certain forest covers an area of 3900km2.Suppose that each year this area decreases by 4%.what will the area be after 14 years?

A certain forest covers an area of 3900km2.Suppose that each year this area decreases by 4%.what will the area be after 14 years?

Guest Dec 13, 2018

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