Edward C.

03/19/20

algebra question

The frequency of a vibrating string is inversely proportional to its diameter. A violin string with diameter 0.50 mm produces a tone of frequency 440 Hz. What is the frequency of the tone produced... more

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Geometry

03/17/20

PLEASE PLEASE HELP! NEED HELP WITH GEOMETRY HOMEWORK!!

Identify the diameter of ⨀Q, given that A = 169π in2. Please Give the Explanation and the Answer.

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Geometry

03/17/20

Which corresponds to the perimeter of triangle ABC? A(-5, -1) B(-2, 3) C(6, -3)

A) 15B) root of 250C) 15+root of 125D) 125+root of 125

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Math Calculus

03/17/20

The sides of an equilateral triangle are increasing at a rate of 5 cm/min . At what rate is the area of the triangle increasing when the sides are 20 cm long?

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Geometry

03/16/20

PLEASE PLEASE PLEASE HELP ME WITH GEOMETRY HOMEWORK!

Identify the perimeter of a rectangle in which h = 8 ft and A = 144x ft2. Please Give Me THe Explanation and the Answer. THANK YOU SO MUCH FOR TAKING THE TIME TO HELP ME.

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Answers •2

Geometry

03/16/20

PLEASE PLEASE HELP. NEED HELP WITH MY GEOMETRY HOMEWORK! THANK YOU!

Identify the perimeter of a rectangle in which h = 8 ft and A = 144x ft^2. Please Give Me THe Explanation and the Answer. THANK YOU SO MUCH FOR TAKING THE TIME TO HELP ME.

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Answers •2

Geometry

03/15/20

PLEASE PLEASE HELP ME! NEED HELP WITH GEOMETRY HOMEWORK!

Find the magnitude and direction of the vector < 2,7>. Round angles to the nearest degree and other values to the nearest tenth. Please Give me the Explanation and the Answer.

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Geometry

03/15/20

PLEASE PLEASE PLEASE HELP! I NEED HELP WITH GEOMETRY HOMEWORK!

Find the magnitude and direction of the vector < 2,7>. Round angles to the nearest degree and other values to the nearest tenth.

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Math Trigonometry

03/15/20

need help with this parameter

Eliminate the parameter t to find a Cartesian equation in the form x=f(y) for:x(t)=-3ty(t)=-8+2tThe resulting equation can be written as x =

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Calculus

03/13/20

Find the local extrema of the function f (x) = x^3 + 3x^2 + 1

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Calculus

03/13/20

Find where the function is increasing and decreasing for the function f(x) = x^3 + 3x^2 + 1

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Calculus

03/13/20

Find where the function is increasing and decreasing for the function f(x) = x^3 + 3x^2 + 1

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Math Calculus Trigonometry

03/13/20

pre-calc question

If sin θ = 12/13, and cos θ > 0, find csc θa. 13/5b. -13/5c. -13/12d. 13/12

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Answers •1

Math Calculus Trigonometry

03/13/20

Calculus Question

If cos θ = 3/5, and sin θ > 0, find sin θa. 4/5b. -4/5c. 5/3d. -5/3

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Math Calculus Trigonometry

03/13/20

Calculus Question

If cos θ = 24/25, and sin θ > 0, find cot θa. 7/24b. 7/25c. 24/7d. -7/25

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Algebra 1 Algebra 2 Algebra

03/12/20

Is This Correct?

Solve:2x −3y +z = 17 x −z +4y = −2 y + 5z − 2x = 85Then evaluate: xyz =(A) -54(B) (2+4/5)(C) 216(D) ∅(E) None of the aboveFor this I got; (C) 216. Is this correct?

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Math Calculus

03/05/20

(a) If A is area of circle with radius r , find dA/dt in terms of dr/dt.If the radius of an oil spill increases at rate of 1 m/s, how fast is area of increasing when the radius is 33 m?

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Geometry

03/04/20

how do i solve ?

ABCD is a parallelogram. Find the measure of diagonal AC if = 3x + 14 and = 5x + 2.The measure of= .

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Precalculus

03/04/20

Solve trigonometric equation by using the algebra technique, trig Pythagorean identities, inverse trig functions, and knowledge of the unit circle

solve 2 sec x -4 = 0 for all radian values of x find the solutions of cos x + 1 = - cos x in the interval [ 0, 2 pe] solve 4 sin2 x -3 = 0 for all degree values of x solve sin x cos x = 3 cos x... more

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Geometry

03/04/20