All Questions ⁺⁰238211 Questions

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1603

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Two cards are drawn without replacement from a standard deck of 52 cards.

Two cards are drawn without replacement from a standard deck of 52 cards. What is the probability that both cards are diamonds? Are these events independent?
yes, they are independent events ;
no, they are dependent events ;read more ..

Guest Apr 25, 2018

0

2069

2

+847

quick...

What is the number of square units in the area of a triangle whose sides measure 5, 5 and 6 units?

ant101 Apr 25, 2018

0

702

2

Math

Two sides of an obtuse triangle have lengths 7 and 3. If the third side is also an integer, what are its possible lengths?

Guest Apr 25, 2018

0

742

1

00000000287127 math help please

Every student in my school is in either French class or Spanish class, or both. Let x be the number of students in French class, y be the number of students in Spanish class, z and be the number of students who are in both classes. Find an expression in read more ..

Guest Apr 25, 2018

0

2788

1

00000876529 math help please

In the Gregorian calendar, every year which is divisible by 4 is a leap year, except for years which are divisible by 100; those years are only leap years if they're divisible by 400 . (This may seem complicated, but the calendar is carefully designed to read more ..

Guest Apr 25, 2018

0

781

3

help with math please!!! prob sec 300028

Using the digits 1, 2, 3, 4, 5, how many even three-digit numbers less than 500 can be formed if each digit can be used more than once?

Guest Apr 25, 2018

+6

2

2301

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+9495

Decomposing a Vector

Given and , decompose into two vectors and , where is parallel to and is orthogonal to read more ..

hectictar Apr 25, 2018

0

918

1

+956

@CPhill - ASAP

Which of the following is the maximum value of the function f(x) = 5tanx on the interval 0 ≤ x ≤ π/4?

a) 0
b) 5 read more ..

Julius Apr 25, 2018

0

856

2

+273

Help!

I need explanations! Thanks in advance

LaughingFace Apr 25, 2018

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823

4

+273

If you could explain these to me, that would be greatly appreciated!

I need help asap! Thanks in advance!

LaughingFace Apr 25, 2018

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605

0

Help would be great if you could. Thank you

Find the values of the trigonometric functions of θ from the information given.
tan(θ) = 40/9, θ in Quadrant III
sin(θ) =
read more ..

Guest Apr 25, 2018

+2

842

4

+295

Funky Circle Areas

In the diagram, is a quarter circle of radius 10 and is a rectangle of perimeter . What is the perimeter of the shaded region?
read more ..

TheMathCoder Apr 25, 2018

0

1239

1

+50

Help

The air quality index, I, in a large city can be modelled by the equation, 𝑰 = 𝟑𝟐 𝐬𝐢𝐧[𝟏𝟓(𝒕 − 𝟓)] + 𝟐𝟖 where t represents the time, in hours, after midnight. New legislation has been introduced that is expected to decrease the pollution levels read more ..

Bobbly Apr 25, 2018

0

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1954

1

Please help me

Find the values of the trigonometric functions of t from the given information.
sec(t) = 6,
terminal point of t is in Quadrant IV
sin(t) = read more ..

Guest Apr 25, 2018

0

1140

1

+12

Gemetry

1. What is the value of x?
sin(x+21)°=cos(2x+21)°
Enter your answer in the box.
2. What is the value of y?

queendaddy Apr 25, 2018

-1

786

1

+4116

Help 12,13

NotSoSmart Apr 25, 2018

-1

703

0

+4116

Help 14

NotSoSmart Apr 25, 2018

0

774

1

+4116

Help 15

NotSoSmart Apr 25, 2018

0

716

0

+4116

Help 16

NotSoSmart Apr 25, 2018

0

899

1

+4116

Help 18,19

NotSoSmart Apr 25, 2018

0

807

1

+4116

Help 20,21

NotSoSmart Apr 25, 2018

0

732

0

+4116

Help 22,23

NotSoSmart Apr 25, 2018

0

846

2

+4116

Help 24

TheXSquaredFactor ●●

NotSoSmart Apr 25, 2018

0

1961

1

Please help me!!! online quiz is due soon I can't figure this one out

Find the values of the trigonometric functions of t from the given information.
tan(t) = −5, csc(t) > 0
sin(t) =
read more ..

Guest Apr 25, 2018

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