09/27/16

how high above ground is the top of the ladder touching the house?

Nicolas places his 30 foot ladder against a house he is painting. If the foot of the ladder is 8 feet from the house, how high above the ground is the top of the ladder touching the house?

09/27/16

Suppose for this problem that Pr[A|B]=11 P r A B 1 1 , Pr[A]=14 P r A 1 4 , and Pr[B']=1112 P r B 11 12 . THEN What is Pr[B|A'] P r B A ?

Suppose for this problem that Pr[A|B]=11 P r A B 1 1 , Pr[A]=14 P r A 1 4 , and Pr[B′]=1112 P r B 11 12 . THEN What is Pr[B|A′] P r B A ?

How is there only 3 city states in the whole word?

I am shocked this is not a more common occurence. But Wikipedia only lists: Vatican City, Monaco, and Singapore as the City States in the world? Why are they so rare?

09/26/16

The Federal Deposit Insurance Corporation protected people's money in banks

Its just a question from my homewor. I don't understand it. I even check in the book. Can you help me? 

09/26/16

Given the function: () = 2 + 3; find the following:a) (-2) b) (1) c) (2) d) (

Given the function: () = 2 + 3; find the following:a) (−2) b) (1) c) (2) d) (−) e) −() f) ( + h)

09/26/16

If 3/7 of a 60 minute show is commercials, how long is the show?

If 3/7 of a 60 minute show is commercials, how long is the show?

what is the gcf and distributed property to express the sum as a product. 40+15.

I need help. This is not like kindergarten 1+5. I mean gcf and distributive property of 40+15. I don't get it... 

09/26/16

Honors One

On Tuesday Stefan bought seven CDs. On Wednesday half of all the CDs that he had were destroyed. On Thursday there were 13 CDs left. How many did he have on Monday?

domain of ln(e^x+5)

domain of ln(e^x+5)

What is the height of the candle after 14 hours?

After 7 hours of burning, a candle has a height of 24.9 centimeters. After 18 hours of burning, its height is 21.6 centimeters.

2/5 of instruments are brass, 1/3 percussion, and rest are wood winds

A- What fractions of the band is woodwinds? B- One half of the woodwinds are clarinet. What fraction of the band are clarinets? C- One eighth of the brass are tubas. If there are 240 instruments... more

Calculus inverse trig question

Find arctan( tan 4π/7)   how would you do this?   thankyou

09/26/16

5 times the sum of a number and five is 80. Find the number.

Solutions?

09/26/16

What is 10 × 6 tens unit form?

What is 10 × 6 tens unit form? I don't have my daughters math book to read the chapter and I just don't know how they want me to answer this.

What is the (approximate) probability that a randomly selected adult has shopped on the Internet?

A random sample of 1048 adults showed that 683 of them have shopped at least once on the Internet. What is the (approximate) probability that a randomly selected adult has shopped on the... more

09/26/16

what is the composition of 3msquared minus 5?

the composition of 3msquared minus 5?  

domain of sin(5(sin5x))

domain of sin(5(sin5x))

domain of sin(5(x/(x+1))

domain of sin(5(x/(x+1))

domain of sqrt{-x^3+5x^2+9x-45}

domain of sqrt{-x^3+5x^2+9x-45}

09/25/16

If 12 of the students admitted through special programs are randomly? selected, find the probability that at least 11 of them graduated.

Researchers conducted a study to determine whether there were significant differences in graduation rates between medical students admitted through special programs and medical students admitted... more

09/25/16

Infinity limit with radicals

limx-->infty (√3x5-2x) - (√3x5-7x)    *In both brackets, the square root is over the entire polynomial.*   I tries solving by first rationalizing, and then when it become one fraction, i... more

09/25/16

Triangle algebra

In triangle GHI the sum of the three angles is 180 degrees. Six times the measure of angle G minus twice the measure of angle H increased by the measure of angle I is 155 degree. If the measure of... more

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