A collection of coins contains only 10-cent and 5-cent coins.There are x 5cent coins in the collection. Write an algebraic expression for of following. * The total value of the coins if for every...

A collection of coins contains only 10-cent and 5-cent coins.There are x 5cent coins in the collection. Write an algebraic expression for of following. * The total value of the coins if for every...

(x+yi)4=-7-24I Find x and y In complex numbers

10 math

ABC is a triangular plot of land in which ACB is a right angle. The length of AB is (2x+1)m, the length of AC is (x–1)m and the length of BC is (2x–5)m. a) Using Pythagoras...

A school conducted a survey to find out which games students enjoy watching the most. The table below contains the results of the survey. Grade Basketball Baseball Football Soccer Tennis...

The focus of this unit is understanding geometry using positions of points in a Cartesian coordinate system. The study of the relationship between algebra and geometry was pioneered by the French...

In this unit, you looked at numerical measures for statistics, including measures of central tendency and distribution for one-dimensional data and correlations for two-dimensional data. You also...

need answer please

I have homework to do and I don't get how to find the lower and upper quartile with this set of numbers: 18.75 ,31.6 ,34 ,35 ,35.7 ,37.5

My math teacher didn't go over this very well and I need some help! Math isn't my best subject and I just want to understand! Thank you!

I don't know the answer( honestly) I need help please. Thank you!

let m,n belong to N, and m,n>1, prove that mn< (m+n)choose 2 Please help. Thank you!

let 〈xn〉n=1...∞ be a sequence satisfying xn+1=xn-xn-1 for each n belongs to N. Prove that ∀ n ∈ N, xn+6=xn by induction

What is the value of sin A?

(cot2 theta + 1) (tan theta)

let G=(V,E) be a graph where V={A⊆N5||A|=2} and E={{A,B}⊆V|A∩B=ø} sketch this graph and find its size

Twenty percent of the shoes in a factory are black. One shoe is chosen and replaced. A second shoe is chosen and replaced. Then a third shoe is chosen. What is the probability that none of the shoes...

A club has 30 members under the age of 30 and 40 members who are 30 or older. In how many ways can a slate of officers be chosen if the President and atleast one other officer must be at least 30...

Pleas helm me with this. Its a practice problem, and I do not know how to do it. Thanks!

Please help! I do not know how to do this practice problem. My professor told us to try it for fun. But, he never went over it in class. And now im curious