04/21/16

Need help with pre-calculus, have test tomorrow so I need to know how to do this asap! Thanks!
Determine the approximate measure of all angles that satisfy the following..   a)   tanθ=0.65 , -180°≤θ<360°    
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04/19/16

Can someone answer this
A cannon ball is fired upward with a n initial velocity  of 1000 yards per second from an initial height of 40 feet 1) find the height  s(t) as a function of time t. 2) find the height of the... more
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04/19/16

word problem
The smallest set of dominos uses only the numbers 0 to 6.Each domino has two numbers on its face,and once a combination of numbers is used,it is not repeated.How many dominos are in the smallest... more
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04/19/16

I have a question dealing with the pythagorean theorem, and how to solve it?
Greg drove at a constant speed in a rain storm for 220 miles. He took a break and the rain stopped. He then drove 208 miles at a speed that was 8mph faster than his previous speed. If he drove for... more
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04/18/16

write the negation of the statement.
No shopping carts have three wheels.
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04/17/16

Discrete Math
(Proof by contradiction the following statement)   If a and b are rational numbers, b does not = 0, and r is an irrational number, then a + br is irrational.
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04/17/16

Trig word problem
From a point 25m far from a building the angle of elevation to the fifth floor is 26 degrees while the angle of elevation to the top of the building is 67 degrees. What is the distance between the... more
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04/17/16

What is the new equation?
B(X)= 2(3)^x+4 +1 is the orignial. write a new equation of C(X) if b(x) is reflected vertically, transformed 3 units to the right and 2 units down 
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04/17/16

Solve for R
log5(7r-7)=log5(r^2+5)
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04/16/16

How would I solve this question below?
Find the exact solutions to f(x)=0 in the complex number system   x^3+x^2+2x -4=0   I looked in the back of the book and it says the answers are x=1, x=-1, and x= *plus or minus* ¡?3 ¡:... more
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04/16/16

At what time will the tide be 14 feet
At what time will the tide be 14 feet? The tide near lake erie, ehere sully is from, can be modeled by d=35-28cos(pi/6.2)t, where d is the water depth in feet.
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04/15/16

If Lynn can type a page in p minutes what piece of the page can she do in 5 minutes
5/p P-5 P+5 P/5 1-p+5
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04/15/16

Suppose that tan(t)= 7/5 and that t is in quadrant III. Find the exact value of of sec(t).
Very confused on this one. Please help!! 
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04/14/16

The point (-5,5) in on the terminal side of angle t. Find sec(t) to 2 decimal points.
Been stuck on this for a while I get confused about sec. Please help! Thanks!
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04/14/16

slope of (-1, 5) and (-2, 6)
Can anyone do this?
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04/13/16

A object is split into 4 parts each part is 2 times bigger than the next smallest. use fraction to represent how big each piece is
need this answer as fast as possible
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04/13/16

How would I solve this? I have tried everything.
A spinning, unbalanced wheel is installed in an exhibit, and its angular velocity (in Hertz) is approximated by the equationω(t) = 8 cos(14πt + 7)+ 10. Determine the approximation for the maximum... more
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04/11/16

A rectangular garden measures 7.5 yards by 9.2 yards. How many yards of wire must you use to put a fence around the garden.
I dont understand how to calculate this. 
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04/11/16

how do I graph this? What are my vertices and output? What's the max and min?
3x-2y>-6 x+4y<12 3x-y<10 x+y> -2   f(x,y) =x-y+2
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04/11/16

differentiation
Consider the function f(x) = -x3/3 - 1.5x2 + 28x + 35.   What is the interval over which the function strictly concave?
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04/11/16

Function Operations
I am doing Function Operation in my math class, I was wondering if someone could explain in more detail what a composite function is... Im not sure how to get my answer Here is a sample... more
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04/11/16

find the domain f(x)=9/x-14
I am trying to find the domain of the given problem
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04/07/16

Find f(-3) if the linear function f satisfy f(-6) = —1 and f (-2) = —5
Hi, I need help solving the question
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04/07/16

Is (2,-3) a solution of 4x-y=1
Is (2,-3) a solution of 4x-y=1 decide if the ordered pair (2,-3) a solution of 2x-y=4
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04/07/16

The polynomial of degree 3, P(x), has a root of multiplicity 2 at x=5 and a root of multiplicity 1 at x=-3. The y-intercept is y= -52.5
I need help finding a formula for P(x)
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