06/10/21

Find definite integral if f(x) is continuous and...
If f(x) is continuous and definite integral ∫ [b=8 and a=4] f(x)dx=32Then find Definite integral ∫ [b=2, a=1] f(4x) dx
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06/10/21

Math problem in my textbook

Determine the equation of the parabola with x-intercepts1-√2 and 1+√2, and that passes through (2,4)
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06/10/21

Hi um so I knows it’s extremely late but I need help with this one question from my Algebra homework as soon as possible please I’m need it badly
Which of the following represents the series in summation notation?1 + 1/3 + 1/5 + 1/7 + 1/9 + 1/11.  A.)B.)    C.) D.) help
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06/10/21

How far is the Satellite?
The path of a satellite orbiting the earth causes it to pass directly over two tracking stations A and B, which are 70 km apart. When the satellite is on one side of the two stations, the angles of... more
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06/03/21

If 18 car owners are randomly selected, find the probability that at most two people have their cars washed professionally.
A study found that 28% of car owners in America had their cars washed professionally rather than do it themselves. If 18 car owners are randomly selected, find the probability that at most two... more
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05/29/21

Rewrite sin( π/4 ) cos ( π/4 ) + cos ( π/4 ) sin( π/4 ) as a single trigonometric ratio, and then determine its exact value.
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05/29/21

probability question
The probability of buying a movie ticket with a popcorn coupon is 0.629 and without a popcorn coupon is 0.371. If you buy 29 movie tickets, we want to know the probability that more than 16 of the... more
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05/26/21

Using the first derivative test, identify and label the extrema of the given function:
g(t)= t√(17-t) , t < 17
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05/20/21

solve the differential equation
dy/dx= (x+y+3)/(2x+2y+1)
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05/20/21

Giving a test to a group of students, the grades and gender are summarized below
A B C TotalMale 4 11 15 30 16 10 18 44 20 21 33 74If one student is chosen at random,Find the probability that the student was female:   Find the... more
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05/18/21

A hemispherical tank is filled with water and has a diameter of 17 feet. If water weighs 62.4 pounds per cubic foot, what is the total weight of the water in a full tank, to the nearest pound?
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05/18/21

If m∠O = 42.5°,  find mDE  in degrees.
Use the figure below to answer the question.A circle has center point O. There are 5 points on the circle, 4 interior line segments, and 2 highlighted arcs. Point A is on the top left. Point B is... more
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05/18/21

is my answer correct?
Find the intervals of increase and decrease for the function f(x) = x4 − 4x3 − 8x2− 1f ' (x) = 4x3-12x2-16xf'(-2) = -48f'(-1) = 0f'(0) = 0f'(1) = -24f'(2) = -48f'(3) = -48f'(4) = -48f'(5) =... more
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05/17/21

When the equation f(x)=sin x is changed to g(x)=sin x−1, what impact does this have on the graph?
Describe the key features that change (amplitude, period, or midline) Choices:  The graph has translated up 1 unit; the midline changes from y = 0 to y = 1  The graph has translated down 1 unit;... more
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05/17/21

A Ferris wheel radius is 5 in. and center is 6.5 in. above the floor. It turns once every 30 seconds. How high would a point be 21 sec. after passing the 3 o'clock position turning counter clockwise?
Find the height 21 seconds after passing the 3 o'clock position turning counter clockwise
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05/17/21

A line is parallel to y=-3x+2 and intersects the point (4, 3). Why is the equation of this parallel line?
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05/17/21

NEED HELP WITH QUESTION!
A water tank at a filtration plant is built in the shape of an inverted cone with height 5.2 m and diameter 5 m at the top. Water is being pumped into the tank at a rate of 1.2 m^3 /min. Find the... more
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05/16/21

Find the area bounded by the region. What is the area of the region enclosed by the graphs of y = 8 - x², y = 7x and y = 2x
Please include the solution so I can study it for future use. Thanks!
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05/16/21

What is the equation of the tangent line which touches the curve of x²y - 2y² + 2y = 0 at (2, 3)
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05/16/21

PLAIN AND SOLID GEOMETRY
A right circular cone has altitude 18 cm and radius of base 5 cm. inscribe in it is a square pyramid. a. Compare the volume of the cone with the volume of the pyramid. b. Compare the lateral area... more
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05/15/21

Which statements accurately describe standard position angles? Select all that apply.
A) Every standard position angle must have both its initial and terminal side on the positive side of the x-axis.B) In standard position, the cosine of θ represents the y-coordinate, and the sine... more
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05/15/21

Polynomials word problems
A pyramid and a cube monument are being created for a display. Their volumes are supposed to be the same. The volume of a pyramid is ⅓ times the height times the base area (V=13hb). The pyramids... more
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05/15/21

I don't know how to solve this problem, Please Help!

Suppose that ​$2000 is deposited at 6​% compounded quarterly. ​(a) How much money will be in the account at the end of 7 ​years? (Assume no withdrawals are​ made.) ​(b) How long will it take for... more
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05/15/21

Probability Questions ?

1.Karen, Melissa, and Olivia are on the same swimming team and are each competing in the finals of the 200-meter freestyle race. There are 8 swimmers in all, and the fastest 3 swimmers win a medal.... more
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05/12/21

find the exact value of sin(-5π/12)
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