In your own words, explain why the method of dividing complex numbers works. What property justifies this process?

In your own words, explain why the method of dividing complex numbers works. What property justifies this process?

The perimeter of a triangle is 10 (that is, a+x+(x+1)=10). Use this and the cosine law to solve for x. Round answers to 2 decimal places. Triangle: <BAC: 60degrees line...

f(x) =x^3+5x^2-3x-21, k=(squareroot of)3

A pomegranate is thrown from ground level straight up into the air at time t=0 with velocity 96 feet per second. Its height in feet at t seconds is f(t)=−16t^2 +96t . Find...

The exact question was: "Rotate the coordinate axes to eliminate the xy term. 2x2 + 2(sqrt3)xy + 4y2 - 8 = 0" (sqrt= square root) ...

how do i establish identity

The function f(x) = −12 x^2 + 6x + 5 is not invertible, however the domain can be restricted so that the function is invertible only on the restricted domain. There are many ways to...

a person standing close to the edge on the top of a 160-foot building throws a baseball vertically upward. The quadratic function, s(t)= -16t^2 +64t +160, models the ball's height where s(t)...

The Mayor of Hotlanta is told that zombies are spreading out from the center of a field in the city. The Mayor quickly puts out a signal for Capt. Brave who hovers 40 meters over the center of the...

Describe the relevant domain of the function

Find the distance between Memphis (35 degrees 9 minutes north latitude) and New Orleans (29 degrees 57 minutes north latitude). Assume that the radius of the Earth is 3960 miles. This is for Pre-calculus...

Suppose a record company with an operating profit of 76.95 million dollars wants to increase it's profit to 100 million dollars in two years. A Step-by-Step procedure would be very...

a beach has reported its high tide to be at a depth of 58ft and its low tide to be at a depth of 2 ft. High tide occurs at 6:30 am while low tide occurs 6 hours and 12 minutes after high tide. Draw...

This is an application problem that requires me to create a function based on given and prior information.

The bearings from lancaster to Reading is N 46 degrees E. The bearing from Reading to Philadelphia is S 44 degrees E. The bearing from philadelphia to lancaster to Lancaster S 83 degrees W. If the...

If a beam of the same material 8m long 12cm wide 15 cm high can support a maximum of 400kg what is the max load the beam in the arena will support

convert y=x^-2x-3 into vertex and intercept form

what are the coefficients? A horizontal/vertical ellipse or hyperbola use the general form Ax^2+Cy^2+Dx+Ey+F=0Ax2+Cy2+Dx+Ey+F=0. Solving for 5 unknowns (A, B, C,...

A Dish TV satellite dish is the shape of a paraboloid. The dish is 36 inches wide, and 8 inches deep. How many inches should the receiver be located from the vertex for optimal reception? (round to...

I need help with my pre-calculus homework ASAP it's due tomorrow and it's already 1030. Please help me

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