07/10/15

Show all work as you solve the linear modeling problem below
I'm not good at word problems, please help!      There were 246 Apple stores worldwide in 2008 and 317 Apple stores worldwide in 2010. Writea linear equation in slope-intercept form that models... more
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07/10/15

Find the inverse of [5/2 3/-1]
i need help on this......
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07/08/15

If x, y, z are positive integers such that the value of x+y is even and the value of (x+y)²+x+z is odd, which of the following must be true?
A. x is odd B. x is even C. If z is even, then x is odd D If z is even, then xy is even E. xy is even   Please help. I thought it was A, but it is incorrect. Thank you.
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07/08/15

Which statement is NOT always true (algebra 2 help)
A) The inverse of a linear function is a function B) The inverse of a quadratic function is not a function C) If a function has two x-intercepts, then its inverse has two y-intercepts D) The... more
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07/08/15

P is greatest three digit integer. N is the greatest two digit integer with no repeated digits.what is the value of P+N
P is greatest three digit integer. N is the greatest two digit integer with no repeated digits.what is the value of P+N
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07/08/15

. if 78.04% of the carbon-14 remains in the sample, estimate the age of the mummy. the half size carbon-14 is 5730 years
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07/08/15

Find the first term and the ratio between successive terms for the following geometric series. 7-21y^(2)+63y^(4)-189y^(6)+? first term = ratio =
Find the first term and the ratio between successive terms for the following geometric series.7−21y^(2)+63y^(4)−189y^(6)+?first term = ratio =
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Sum

07/08/15

Calculate S3,S4, and S5 and then find the sum for the telescoping series S=?n=68(1n+1-1n+2) S3 = S4 = S5 = S =
Calculate S3,S4, and S5 and then find the sum for the telescoping seriesS=∑(1/n+1−1/n+2),n=0..infinityS3 = S4 = S5 = S =
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07/07/15

If the fraction is equal to 3/4, what is the denominator of this fraction?
The numerator of a certain fraction is 5 less than the denominator.   Please help. Thank you
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07/07/15

If the two line intersect at the point (t, t + 1), what is the value of t?
In the xy-plane, the line l passes through the origin and is perpendicular to the line 4x + y = k, where k is a constant.   Please help. Thank you.
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07/07/15

What is The rate of change of the area enclosed between the circle and the square
A circle is inside a square.The radius of the circle is decreasing at a rate of 3 meters per minute and the sides of the square are increasing at a rate of 4 meters per minute.When the radius is 5... more
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07/07/15

What is an equation for the speed of the dragonfly
A dragonfly can move 12 times as fast as a cockroach. If the dragonfly flies 33 miles per hour faster than the cockroach can crawl, write an equation that best describes the speed of the dragonfly
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07/07/15

Multi-Step: Factoring out and Factoring Completely
The volume of a prism is 6x3+14x2+4x cm3. Find the dimensions of the prism:      a. Factor out common terms.      b. Factor completely to find the dimensions.
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07/06/15

Two variable quantities A and B are found to be related by the equation A^3 +B^3=189. What is the rate of change dA/dt at the moment whn A=5 and dB/dt=3?
Two variable quantities A and B are found to be related by the equation A^3 +B^3=189. What is the rate of change dA/dt at the moment whn A=5 and dB/dt=3?
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07/06/15

30 helpppp
a freight train leave the town and goes north at the rate of 40 miles per hour a second train starts North 3 hours later If the rate of the second train is 56 miles an hour ,in how many hours... more
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07/06/15

find the length of the curve over the interval [1,3] f(x)=(1/12)x^3 +x^-1
find the length of the curve over the interval [1,3] f(x)=(1/12)x^3 +x^-1
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07/05/15

Write function from roots
x = -2 ± 5i   and     One root is 6i
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07/05/15

Word Problem Involving Logarithm
Question 3The price of a brand new car was $180000 on 1st January 2008. Its value depreciated in such a way that t months after the purchase, the sale price, $P, is determined by the formula t P e... more
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07/04/15

Appilcations of Integration
Find the average value of f on the given interval. f(x)=x^2 for 0≤x≤6
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07/04/15

Help Me Please
The curve y=x^2-3x-4 cuts the x axis at A and B. The tangents to the curve at A and B meet at T and the normals to the curve at A and B meet at N. Find the area of the quadrilateral ATBN.
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07/03/15

Solve for x: x^19 - 2x^18 + 7x^17 - 12x^6 + 6x^15 = 0
Solve for x: x^19 − 2x^18 + 7x^17 − 12x^6 + 6x^15 = 0   Please help and thank you!Full answer please!
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07/03/15

Rates of change
A ladder AB of length 5m has one end A leaning against a vertical wall. The other end B rests on the horizontal ground. When A is at a height of  4m , it slides down the wall at the rate of 2m/s.... more
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07/03/15

Determine the type and number of solutions of 6x^2-7x-4=0
Determine the type and number of solutions of 6x2-7x-4=0   Please and thank you!
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07/03/15

The vertices of a triangle are A(7,5) B(4,2) C(9,2). What is m?ABC?
Any help anyone? Im stuck on this. The answer choices areA. 30B. 45C. 56.31D. 78.69
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07/02/15

Differentiation Tangents and Normals
Find the coordinates of the two points on the curve y= 4- x^2 whose tangents passes through the point (-1 ,7 ).
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