05/17/16

Find the x intercepts of the parabola with the vertex (3,-16) and y intercept (0,-20)
write the answer in this form : (X1,y1) ,(x2,y2)
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05/17/16

there are 138 novels in small library. If this is 1/6 of the total books what is the total number of books
maths fraction
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05/17/16

7,16,9,5,21,16,9,?,1
is it 10 or 13 or 5?  
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05/16/16

When multiplying two matrices does A(B + C) = AB + AC?
When multiplying two matrices does A(B + C) = AB + AC?   yes or no
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05/16/16

Help!!!!!!
in a distribution, the number 11 has a z-score of -1 and a standard deviation of 3. what is the value of the data with a z-score of 2?
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05/16/16

A fair die is cast 4 times. Calculate the probability of obtaining exactly two 6's.?
Round to the nearest tenth of the percentage
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05/16/16

Dependent? Inconsistent? or Independent?
Determine whether the system of equations is consistent or inconsistent. If the system is consistent, determine whether the equations are dependent or independent.x + y = 2x + y = 5 1) Dependent 2)... more
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05/16/16

11th grade algebra
1. f(x) = x2 – 4 and g(x) = x – 2(a) What is (f + g)(x)? (b) What is (f – g)(x)?(c) What is (fg)(x)?(d) What is
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05/16/16

Pre Calculus
Given the vectors, a = 3i + 4j, b = -2i + 5j, c = 10i -j, find a + (b - c) = ?
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05/16/16

Pre Calculus
A force of 50 pounds is directed 30 from the horizontal, find the vector that represents this force
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05/16/16

If I have 3 (b+6) what do I do
How do I answer my  math question 
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05/16/16

please read my doubt please explain me where i did wrong please explain me
This is third time i asking same question none explain me and my doubt   A train running with 7/11 of its own speed reached a place in 22 hours how much time could be saved if the train would... more
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05/16/16

Independent? Inconsistent? or Dependent?
Determine whether the system of equations is consistent or inconsistent. If the system is consistent, determine whether the equations are dependent or independent.   3x/2 - y/3 = -18     3x/4... more
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05/16/16

What is its length?
The perimiter of a rectangle is twice the sum and its length. The perimeter is 34 meters and its length is 2 meters than twice its width.
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05/16/16

In 1990 the cost of tuition at a state was $4300. The tuition increases at a rate of 4% each year. How much would it cost to attend the university in 2010?
In 1990 the cost of tuition at a state was $4300. The tuition increases at a rate of 4% each year. How much would it cost to attend the university in 2010?
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05/16/16

The area of a rectangular garden is 72 square meters. The width is 55 meters longer than ?one-third third of the length.
Find the length and the width of the garden
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05/16/16

What fraction of an inch did it rain on Thursday?
on Wednesday it rained 1 1/2 inches and on Thursday it rained only 1/3 as much as it had on Wednesda. What fraction of an inch did it rain on Thursday?
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05/15/16

Find the area of a triangle with a base of 10x inches and a height of (5x+8) inches
dont understand this
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05/15/16

For which values of theta in the interval 0 degrees<theta<180 degrees is cos 3theta=1
 For which values of Θ in the interval 0°<Θ<180° is cos 3Θ=1
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05/15/16

Graph each equation on a graphing calculator. Identify each conic
1. 5x² + 5y² =45 2. x² + 25y² =25
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05/13/16

Simplifying Logarithms
Simplify: w^logw(yz)
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05/13/16

two vectors have magnitudes of 5.2 and 7.3. The dot product of the vectors is 20. what is the angle between the vectors?
 I need help with this question
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05/13/16

a parabola has focus (4,-3) and directrix y=1. find its equation
a parabola has focus (4,-3) and directrix y=1. find its equation
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05/13/16

If sin(theta)=-.95, find theta when 0(is less than or equal to)theta(is less than or equal to)2pi
If sin(theta)=-.95, find theta when 0(is less than or equal to)theta(is less than or equal to)2pi without solving by graphing.
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05/13/16

i need help finding the lateral area and surface area of a figure can anybody help?
I need help doing this problem.. i can take a picture but i can not put it on here. PLEASE HELP SOMEBODY!
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