John M.

Math Precalculus

04/15/21

write vector in trig form

Write the vector in trigonometric form. m= -10i+10j

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Math Precalculus

04/15/21

find magnitude and direction of the resultant force

Two forces, with magnitudes of 120 pounds and 145 pounds, are acting on an object at angles of 50 degrees and 130 degrees, respectively, with the positive x-axis. Find the magnitude and direction... more

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Calculus

04/15/21

Calculus Polar Curve

Find the slope of the tangent line to the polar curve r = 2 sin θ at the point where . (4 points) Undefined This is my answer 0 1 -1

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Calculus

04/15/21

Calculus Polar Curve

Find the values of θ at which there are horizontal tangent lines on the graph of r = 1 + cos θ. (4 points) , , , , , , ,

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Calculus

04/15/21

Math assingment

Find all solutions to the equation . Write your answer in radians in terms of

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Calculus

04/15/21

If the average value of f(x) f ( x ) on the interval 3≤x≤7 3 ≤ x ≤ 7 is 9, find

(4f(x)−3) dx.

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Calculus Trigonometry Sat Math

04/14/21

If a windshield wiper covers an area of approximately 160 square inches when it rotates at an angle of 102°, find the length of the wiper to the nearest tenth of an inch.

The length of the wiper is approximately __?__ inches.

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Calculus Trigonometry Sat Math

04/14/21

When a sprinkler is set to full rotation, the water covers a circular section of garden with radius 36 feet.

If the sprinkler is set to rotate back and forth through an angle of 40°, find the area of the garden that is covered by the sprinklerArea = ? ft2Round the answer to the nearest square foot,... more

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Geometry

04/14/21

if each edge of the base of a regular hexagonal prism is doubled but the height stays the same, how does the volume change?

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Calculus Integral Calculus Integral

04/14/21

Evaluate the integral using the indicated trigonometric substitution.

∫5x^3(sqrt(9−x^2))dx and x =3sin(θ)

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Calculus

04/14/21

How many words are memorized in the first 15 minutes?

Suppose that in a memory experiment the rate of memorizing is given by M'(t)=−0.004t2+0.9t, where M'(t) is the memory rate, in words per minute.

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Precalculus Trigonometry

04/06/21

How tall is the tower?

A radio tower is located 400 feet from a building. From a window in the building, a person determines that the angle of elevation to the top of the tower is 29 degrees and that the angle of... more

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Math Precalculus

04/06/21

Pre-calc question

cos 5𝜋 + sin 5𝜋 — — 12. 12––––––––––––––––––––cos 𝜋 - sin 𝜋 —. – 12 12 Evaluate

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Precalculus

04/06/21

Based on the extreme value theorem what is the maximum value of f(x)=-x^2+6x over the interval [1,4]?

Answer choices are 3, 5, 8, and 9

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Precalculus Pre Calculus

04/05/21

For the line given by, y=−3𝑥 , find the slope of a line that is: a) parallel to the given line and b) perpendicular to the given line

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Math Precalculus Statistics

04/05/21

Im very lost can i get help please? its precalculus

If g(x) is the f(x)=x after a vertical compression by 1/2, a shift left by 1, and a shift down by 4,a) write an equation for g(x): g(x) = b) The slope of this line is: c) The vertical... more

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Geometry

04/05/21

Dimensional changes

A rhombus has an area of 28 square inches. If each dimension is multiplied by a scale factor of 4, what is the area of the larger rhombus

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Geometry

04/05/21

Dimensional changes

24) if the dimensions of parallelogram LMNO are multiplied by ½, the perimeter will be multiplied by ____ and the area will be multiplied by _____. 25) A rhombus has an area of 28 square inches. If... more

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Math Calculus Vectors

04/03/21

Draw the following examples: v^-> = 4km at a bearing of 295 degrees.

Draw the following examples:a) v (arrow on top of v) = 4km at a bearing of 295 degrees.Would this be correct?

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Calculus

04/03/21

calculus helppp

You are given the following points: 𝐴=(13,11,−20)A=(13,11,−20), 𝐵=(−16,0,10)B=(−16,0,10), 𝐶=(−9,16,16)C=(−9,16,16). Which point is closest to the yz-plane?What is the distance from the yz-plane to... more

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