12/27/19

about population
Australia population in 2000 19,169,000 0.6% china 1,261,832,000 0.9% Mexico 100,350,000 1.8% Zaire ... more
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12/27/19

Write an exponential function of the form y=ab^x whose graph passes through the given points. (0,6),(5,1458)
Write an exponential function of the form y=ab^x whose graph passes through the given points. (0,6),(5,1458)
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12/26/19

Derive the equation of the parabola with a focus at (−5, 5) and a directrix of y = −1.
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12/25/19

Please help me this is hard.
The volleyball team has a double-header on Friday. The probability that they will win both games is 38%. The probability that they will win just the first game is 70%, What is the probability that... more
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12/25/19

Please help me please
1. The stopping distance, D, in feet of a car is directly proportional to the square of it’s speed, V.  A. Write the direct variation equation for the scenario above.  B. Mallory was driving 70... more
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12/23/19

combinations and probability

A science teacher needs to choose 12 students out of 16 to serve as peer tutors. How many different ways can the teacher choose the 12 students?
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12/23/19

How do I find cos2(5pi/6), cos^2(5pi/6), and cos(-5pi/6)?
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12/22/19

Geometry homework
A ladder 12 m long is propped up against a building at an angle of 15 degrees. How far up the wall does the ladder go?
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12/22/19

Linear differential equation
t(dx/dt)-4x=t^6e^t, x(1)=0
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12/20/19

Consider a 30∘−60∘−90∘ triangle when the long side is 8.
I couldn't figure this problem out, I need help please!
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12/20/19

7<12+c<13 question

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12/19/19

What is the missing constant term in the perfect square that starts with x^2+14xx 2 +14xx, squared, plus, 14, x ?
What is the missing constant term in the perfect square that starts with x2+14xx, squared, plus, 14, x ?
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12/19/19

If I have two percent increases, (4% and 12%) and one decrease (19%) how do I find the overall increase or decrease?
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12/19/19

Which of the following is true about the curve x^2 - xy + y^2 = 3 at the point (2,1)?
all of these are different answers, only one can be right.a: dy/dx exists at (2,1) but there is no tangent line at that pointb; dy/dx exists at (2,1) , and the tangent line at that point is... more
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12/19/19

Let y=f(x) be a differentiable function such that dy/dx = x/y and f(8) = 2. What is the approximation of f(8.1) using the line tangent to the graph of f at x=8
The answer must be either.42.0252.46Thankyou!
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12/19/19

Let f be a differentiable function such that f(3)=15, f(6)=3, f ' (3)= -8, and f ' (6)= -2. The function g is differentiable and g(x)= f inverse (x) for all x. What is the value of g '(3)
A: -1/2B: -1/8C: 1/6D: 1/3E: Value cannot be determinedI am trying to quiz myself but i cannot solve this problem, any help would be amazing!
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12/19/19

Algebra 2 Math question
I have a test tomorrow and i am studying but i am stuck on this problem any help would be greatly appreciated. The problem is to factor 54x^3y - 16y^4.
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12/18/19

My math question on my practice test
You are selling some flowers for a fundraiser you pay $1.50 for each flower plus a flat rate delivery fee of $15 you’re selling the flowers for three dollars at least how many flowers do you need... more
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12/17/19

Hello, i have problem with this, can someone help me?
z=((1-i)^10*(sqrt(3)+i)^5)/(-1-i*sqrt(3))^10
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12/16/19

If f ( x ) = √ x − 1 , which expression represents f − 1 ( x ) ?
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12/16/19

Writing a polynomial function of least degree with four complex zeros.
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12/15/19

Find the values of c such that the area of the region bounded by the parabolas y = 4x^2 − c^2 and y = c^2 − 4x^2 is 256/3.
Find the values of c such that the area of the region bounded by the parabolas y = 4x2 − c2 and y = c2 − 4x2 is 256/3.
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12/14/19

You toss a coin twice. Which calculation proves that landing on tails for the first toss and heads on the second toss are independent events?
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12/14/19

How do I solve these derivative problems?
Find tangent line at point (4,2) of the graph of f^-1 (inverse f(x)) if f(x)=x^3+2x-8?Find the equation of the tangent line to the inverse at the given pointa) f(x)=x^3+7x+2 @(10,1)b) f(x)=... more
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12/14/19

survey of calculus

Find the equation of the tangent line at the given value of x on the curve.2y3+xy−y=16x4​; x=1
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