05/27/18
An urn contains eight red balls, eight white balls, and eight blue balls, and sample of four balls is drawn at random without replacement.
Compute the probability that all of the balls in the sample are the same color. (Round your answer to four decimal places.)
Follows
•
2
Expert Answers
•1
![]()
05/27/18
2 planes started at the same time from two airports that are 3600 km. One flew 792 mad other flew 888 . In how many hours were the plane still 240 km apart?
For this problem, I dont really understand how you can find the answer.
Follows
•
2
Expert Answers
•1
![]()
05/24/18
The diagonals of a trapezoid are 18 and 20. They are perpendicular with each other. Find the area of the trapeze.
I need help, can't dind a solution.
Follows
•
2
Expert Answers
•1
![]()
05/22/18
What is the 15th term of the sequence? 400,100,25,25/4...
pls show work
Follows
•
2
Expert Answers
•1
![]()
05/21/18
If the hypotenuse of a right triangle is 12 and one acute angle is 30º, then one leg must have a length of
1. 4√3
2. 6√2
3. 4
4. 6
Follows
•
3
Expert Answers
•2
![]()
![]()
05/18/18
A triangle has an area of 120 sq units. Need to find the base and the height.
120=1/2(3x+9)(x=5)
Follows
•
3
Expert Answers
•2
![]()
![]()
Given the information below, answer the following "log" problems.
Solve for x
12 log 12= 3x log 3 + 2x log 8
3. If log ab +log bc +log ac =10 (for positive values of a,b,c) What is the value of log abc?
Follows
•
2
Expert Answers
•1
![]()
05/12/18
If 2800 is 30%, what is 100%
I need this answer i hate this question i spent 3 hours trying to work it out pleasseeeeee hellpppp meeee
Follows
•
2
Expert Answers
•1
![]()
05/08/18
Fractional form of 0.94 bar where bar is on 4
What is the fractional form of 0.94 bar where bar is on 4
Follows
•
3
Expert Answers
•2
![]()
05/06/18
Mathematical Induction
Use mathematical induction to prove the following statement for every positive integer n >_1: 2+6+12+...+n(n+1)=(n(n+1)(n+2))/3
Follows
•
2
Expert Answers
•1
![]()
05/06/18
what is the rectangular form of: r= cos (theta) - 1
I got x=x^2+y^2+\sqrt{x^2+y^2} but when I graphed on desmos it didn't give me a graph like the original equation
Follows
•
2
Expert Answers
•1
![]()
05/04/18
Identify the trinomial that is a perfect square. 64x2 − 70x + 25 64x2 − 90x + 25 81x2 − 70x + 16 81x2 − 72x + 16
factoring special products. perfect squares. I don't know what I'm doing.
Follows
•
2
Expert Answers
•1
![]()
05/04/18
What is the area of triangle JKL? when l=20 and k=34 and j=30
what do i do please tell me
Follows
•
3
Expert Answers
•2
![]()
![]()
For the series shown, find n such that Sn = -4290. 42+34+26+18+
Sequences
Follows
•
2
Expert Answers
•1
![]()
05/03/18
The access ramp to a parking lot has rise of 15ft and a run of 57 ft to the nearest degree find the angle between the ramp and the run
,................................................................
Follows
•
2
Expert Answers
•1
![]()
05/03/18
number 8 how tall is the peak of the ceiling
you have just moved into a new house, and your bedroom is in the attic. the ceiling of the attic is slanted and reaches a peak over the middle of the floor. you want to know how high that peak is....
more
Follows
•
2
Expert Answers
•1
![]()
05/03/18
A circle with center at (-2,4) passes through (-2,0). Find the circumference and area of the circle in terms of .
help with this question pleace is very very hard in math
Follows
•
2
Expert Answers
•1
![]()
05/03/18
If the smallest angle of a triangle is 20° and it is included between sides of 4 and 7, then (to the nearest tenth) the smallest side of the triangle is
I need help with this problem for my geometry homework
Follows
•
2
Expert Answers
•1
![]()
05/03/18
Is 12/4+6 the same as 12 in the numerator and 4+2 as the denominator?
Long debate about order of operations last night. When i see 12/4+2 i instantly go to 12 with the horizontal line and in parentheses (4+2). Am i doing something wrong here?
Follows
•
2
Expert Answers
•1
![]()
05/02/18
I am between 300 and 500 all of my digits are odd the sum of all my digits equal 17 what number am i
I am between 300 and 500 all of my digits are odd. The sum of all my digits equal17 what number am I
Follows
•
2
Expert Answers
•1
![]()
05/02/18
What’s the arc length if it’s a 135 degrees arc with a radius of 12
I’m going s a circle with a arc and the angle is 135 degrees and is paq with radius of 12
Follows
•
2
Expert Answers
•1
![]()
05/01/18
In ABC, m<B is one-half the m<A and m<C is 25 more than the m<A. What are the measures of the angles of ABC
Interior Angles of Triangles
Follows
•
2
Expert Answers
•1
![]()
04/29/18
For the following problem, y varies directly as x. If y = − 12 when x = 9, find y when x is 15.
I don't know how to go about this or how to set it up.
Follows
•
2
Expert Answers
•1
![]()
Still looking for help? Get the right answer, fast.
Ask a question for free
Get a free answer to a quick problem.
Most questions answered within 4 hours.
OR
Find an Online Tutor Now
Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.