06/06/18
State the range
If f(x) = 3x+2 / x^2+6x+9, State the range of f^-1(x).
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06/01/18
The cross section of a square pyramid taken perpendicular to the base that passes through the top vertex produces which two-dimensional shape?
i dont understand how to so it
05/27/18
equation of the line with an x-intercept of -2 and a y-intercept of 1
I need help with my question above please
05/26/18
Find the angle between the given vectors to the nearest tenth of a degree. u = <2, -4>, v = <3, -8>
Precalculus
05/24/18
Anna is 5 years older than Beth. In 5 years, the product of their ages will be 1.5 times the product of their present ages. How old is Beth now
please help me.needed so much sir
05/22/18
equation of tangent line of f(x)=1+(2+x)e^-x at x=0
equation of tangent line of f(x)=1+(2+x)e^-x at x=0
05/18/18
Geometric sequence help?
For a given geometric sequence, the 6th term, a6 is equal to 37/4, and the 9th term, a9, is equal to -74. Find the value of the 13th term, a13. If applicable, write your answer as a fraction.
05/15/18
the current of a river is 33 miles per hour. A boat travels to a point 88 miles upstream and back in 5 hours.what is the speed of the boat instill water?
The current of a river is 33 miles per hour. A boat travels to a point 88 miles upstream and back in 5 hours. What is the speed of the boat in still water?
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How can you compute the domain of g and g'(t) without computing any integrals in its definiton?
g(t)= ∫0t((1/1-x)+(1/(1+x)^2))dx
05/15/18
Function Problem
Find f(x) if it is known that f(x+3)=4x+12
Find f(x) if it is known that f(x+3)=4x+12
05/14/18
spends 30% buying a computer, by the 10% of the remaining, he pays his electricity bill. If he pays $140 in paying the bill, how much he had in the start?
please answer this question
05/13/18
a function of units produced x is C(x)=235+29x−0.05x^2. What is the cost to produce unit 16?What is the marginal cost at x=15?
I am struggling to figure out how to answer this question, I know that I need to find the marginal cost but do not know how to derive that from the total cost function
05/13/18
To solve 450cosΦ+225sinΦ=486.5
Quick solution and explanation pls
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05/13/18
crazy word problem
Six years ago, in a state park, the deer outnumbered the foxes by 80. Since then, the number of deer has doubled and the number of foxes has increased by 40. If there is now a total of 365 deer and...
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05/11/18
Solve c^(x+2)=a^(x-b)
c raised to the power of (x+2) = a raised to the power of (x-b)
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05/10/18
Coordinate geometry help
A Circle Has A Center Of (2,-2). The Diameter Has One Endpoint Of (4,2). What Are The Coordinates Of The Other Endpoint?
05/09/18
Let f:(-infinity, a) where f(x)=3-root(x-9). Find a
Let f:(-infinity, a) where f(x)=3-root(x-9). Find a
05/09/18
Find value of k.
k=?
(kA)t (kA)=1, where A=[-2 1 -1].
The value of A is same but in column form.[-2 1-1]
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