In an arithmetic sequence, the first term is -2, the fourth term is 16, and the nth term is 11998.

a) Find the common difference. b) Find the value of n. 

09/12/16

a) Write the area of the corral as a function of x. b) Determine the maximum area enclosed by the corral. (Decimal approximations are marked incorrect.)

Farmer Brown has 800 yards of fencing with which to build a rectangular corral, divided into two pens. He builds a corral that uses the river as one side, so he only has to fence the other 3 sides... more

09/12/16

Find the? slope-intercept form for the line satisfying the conditions.

Find the? slope-intercept form for the line satisfying the conditions.y=-1/2+6

09/12/16

in triangle pqr ....... if m is the midpoint of qr than prove that PQ+PR>2PM

M is the midpoint and no more information is given

09/11/16

How much of the $10,000 did the bank loan out at 7%?(Read Description for details).

A bank loaned out $10,000, part of it at a rate of 7% per year and the rest at 17% per year. If the interest received in one year totaled $1000, how much was loaned at 7%?

09/09/16

parabola of the form y=ax2+bx+c has a maximum value of y=4. y-coordinate of parabola at x=4 is -4 3 The y-coordinate of the parabola at x=6 is -52 3 .

Determine the x-intercepts of the parabola. Enter your answer in exact form.  smaller ( ) larger ( )

09/01/16

IN TRIANGLE ABC GIVEN THAT AB=b ,BC=b,AC=c ,also 60<angle A>90 .then show that c<a>root2 c ?

CLASS 9TH  MATHS  CHAPTER NAME TRAINGLES  CBSE BOARD DELHI INDIA 

08/30/16

How many milliliters of water must be mixed with 25 milliliters of a 30% sulfuric acid solution to obtain a 20% sulfuric acid solution?

How many milliliters of water must be mixed with 25 milliliters of a 30% sulfuric acid solution to obtain a 20% sulfuric acid solution?          Solve this please

08/25/16

Determine the x-intercepts of the parabola.

please help me, I've done this a billion times.   A parabola of the form y=ax2+bx+c has a vertex located at x=2. The y-coordinate of the parabola at x=5 is 0/6. The y-coordinate of the parabola... more

08/24/16

hard math problem

what is the fifth term of this sequence? a1=-3,an=-2n-1

Find the simple interest. Assume a? 360-day year. ?$9193.46 at 4.1 ?% for 88 days

this is a finite math question   i = prt   im stuck to   p=9193.46 r=0.041 t=88/12   i dont know if i am right or wrong please help asap

Find the coordinates of the intersection

Find the coordinates of the intersections of y1=x-(x^3/6)+(x^5/120) y2=x^2 Make a sketch of the functions on the grid below. Estimate the x,y coordinates to decimal places. There are 3... more

Find the coordinates of the intersections :)

Find the coordinates of the intersections of    y1=x-(x^3/6)+(x^5/120)   y2=x^2     Make a sketch of the functions on the grid below. Estimate the x,y coordinates to decimal places. There... more

Financial mixture problems

Sam has $120,000 invested in an account that pays 4.5% interest. How much would he need to invest in an account that pays 5.7% interest to raise his combined yield to 5%?    How do I do this... more

Find coordinates of the intersections

y1=x- x^3/6 + x^5/120   y2=x^2

Consecutive even integers

Find three consecutive even integers such that the sum of the first and twice the last is two more than the middle number

07/18/16

tickets number 4 11

Jen Butler has been pricing? Speed-Pass train fares for a group trip to New York. Three adults and four children must pay $ 97.  Two adults and three children must pay $ 68. Find the price of the?... more

Alternative solution to sequence 27, 9, 18, 6, 12, 4, ?

I just made a PJP test and among the questions there were some sequences where you should find the next number. I think got them all right apart from this one (27, 9, 18, 6, 12, 4, ?). I managed to... more

06/19/16

question in description

a model rocket is launched with an initial velocity of 24 m/s from a height of 28 meters. what is the max height of the rocket? at what time does the max height occur?

06/08/16

you now have 200 music files on your hard drive, and this number is increasing by 10 music files each day

hi my name is sonam, i am a college student and i am really bad in math

could some one help me out?

how can I proof that( sine alpha + cos alpha) <= 1/2, using the fact that sine (- beta) and cos (-beta) = cos beta?

06/01/16

when n=50 standard deviation of sampling distribution of x will be smaller than the standard deviation of the population?

i am someone that needs help in math!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1

let P=(-25,0), Q=(25,0), and R=(-24,7).

(a) Find an equation for the circles that goes through P, Q, and  R. (b) Find atleast two ways of showing that angle PQR right. (c) Find coordinates for three other points R that would have made... more

the volume of a rectangular prism is 24cm3

the volume of a rectangular prism is 24cm3. find two other shapes the same volume. what are there dimentions

why the graph of cubic and quadratic polynomial has a parabola shape but not linear polynomial has it?

As we know quadratic polynomial has parabola (why?) ...and linear has a straight line(why not join a linear with a curved line?)...??....answer me those in BOLD letters.

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