05/15/16

Pre Calculus
Let v= -3√2 i- 4√2 j. Find a unit vector that points in the opposite direction as v.a)5/3i + 5/4j b)-3/5i - 4/5j c) -5/3i - 5/4j d) 3/5i + 4/5j  
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05/07/16

what's the circumference of a great circle on that sphere? Use 3.14 for pi.
If the volume of a sphere is 374 cubic inches, what's the circumference of a great circle on that sphere? Use 3.14 for pi.
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05/06/16

Terri was finding the area and preimeter of a rectangle ,she spilled kectup on her work
(2 x_)+ (2 X 99) (100 x_) - (1x37)
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05/03/16

X^2 + 2Y^2 + 2X - 20Y + 43=0 Find the foci and vertices
My friends and I keep getting squareroot of 8 as c but wee know that isnt right. pleace help us
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05/03/16

word problem
the square root of three times a number is six less than the number
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05/02/16

Can you help me find the integers?
The product of two consecutive even integers is 224. Find the integers.
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05/02/16

for what values of b is the expression factorable x2+bx+12
for what values of b is the expression factorable x2+bx+12
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04/27/16

Hillary rides south and is 4km/hr faster than scott, who heads east. After four hours, they are 80km apart.
-Use pythagorean theorem -One side is 4(x+4), 4(x), and last side is 80 -Look for greatest common factor, factor out GCF on both sides -Solve the remaining equation by factoring -Based on the... more
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04/27/16

Can I please get some help on these three?????
3 log 4 - log 3 =  log (4/3)^3 log 4 log (7/3) log 64 / log 3 log (64/3)        log 2(x^3)(y^-2) =  log 2 + 3 log x - log 1/y^2 6 log x - 2 log y log 2 + log 3x - 2 log y log 2 + 3 log x / 2... more
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04/27/16

Sheri has been asked to find the quadratic equation of the graph below.
Sheri has been asked to find the quadratic equation of the graph below. She can tell the solutions are x = 3 and x = 6. She also knows that the parabola opens up so the value of “a” would be... more
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04/27/16

Polynomial 4x+4y-mx-my
Factor the polynomial completely   4x+4y-mx-my
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04/27/16

Mathematical Induction
Use mathematical induction to prove that each statement is true for every positive integer n:     2 + 7 + 12 + . . . + (5n-3) = n(5n-1)/2
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04/27/16

find the perimeter of a triangular garden that measures 8 by x feet by (6x+7) feet
whats the answer 
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04/26/16

How do I do this? The Steps please.
On the Snake River, Jim can row 30 km downstream in the same amount of time he can row 18 km upstream. The rate of the current is 2km/h. Find the rate Jim can row.
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04/26/16

Creating Quadratic Equations for area and finding x
A picture frame holds a 4-in. by 6-in. photograph. The frame adds a border x inches wide around three sides of the photo. On the fourth aide the frame forms a border that is 3x-0.5in wide. The... more
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04/26/16

Will a baseball hit straight up with this velocity hit the roof of the Astrodome? Use the discriminant to explain your answer.
In the past, professional baseball was played at the Astrodome in Houston, Texas. The Astrodome has a maximum height of 63.4m. The height of a baseball t seconds after it is hit straight up in the... more
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04/26/16

If a 6 inch diameter pancake has 5 grams of fat, how many grams of fat are in a 4 inch diameter pancake ?
Question help
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04/26/16

How do you solve this?
A school is selling tickets and it's 5 dollars for main level seating and 2 dollars for upper level seating. They sell 250 tickets. They make 1001 dollars. How many upper level seating tickets did... more
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04/26/16

Simplify :
-1/2x2+1/4x-2/5- 1/5x2-1/2x-3/4
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04/26/16

Y Varies directly with w and the square of x and inversely with z
Suppose that y varies directly with w and the square of x and inversely with z, and y=9 when w=2, x=3, and z=10. Find y when w=4, x=5, and z=25.
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04/26/16

Can some explain this to me
Let g(x) = x4 – 3x+1. Find g(-2)
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04/26/16

An object at rest explodes into three pieces: X, Y and Z. Piece X has a mass...
An object at rest explodes into three pieces: X, Y and Z. Piece X has a mass of 6.0 kg, and it moves off at 3.0 m/s. Piece Y has a mass of 1.5 kg, and it moves off at 8.0 m/s in a direction... more
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04/25/16

A jacket is priced at $21.42. The store is having a 30% off sale.What was the original price of the jacket?
Not sure the format of the question. Would appreciate guidance  
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04/21/16

x/x-1+1/1-x
Just need answer and explanation why?
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04/21/16

Can you help me find the dimensions of the garden?
The length of a rectangular garden is 6 feet less than the width. Its area is 55 square feet. Find the dimensions of the garden.
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