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Question 7 Compute the real part of (-9+7i)^3 Question 8 Given x=-5y^2+4y+-6 find the directrix Question...
Given x=-9y^2+-5y+-5 find the directrix
Problem 9: Find the equation of the parabola given F (2,-2) and directrix y = 1 Problem 10: Find the focal axis orientation, vertex, focus, and directrix given x = -y2 + 2y - 6
Select the best answer for the question. 7. Find the focus and directrix of the parabola with the following equation: x2 = 36y O O A. focus: (0.9); directrix: y = -9 B. focus: (0, -9), directrix: x = -9 C. focus (9, 0); directrix: y = 9 D. focus: (9, 0); directrix. x = 9
State the degree of the polynomial equation. 31) 3(x + 6)2(x - 6)3 = 0 Find all of the real and imaginary roots, stating the multiplicity of each. 32) (x + 5)2(x - 1) = 0 Find the product. 33) (x - 7i)(x + 7i) Find all real solutions to the equation. 34) Vx + 13 = x - 7 Find all real and imaginary solutions. 35) -2x3 + 2x2 + 8x - 8 = 0
Question 5 < > Given the differential equation y' + 5y' + 4y = 0, y(0) = 2, y'(0) = 1 Apply the Laplace Transform and solve for Y(8) = L{y} Y(s) = Now solve the IVP by using the inverse Laplace Transform y(t) = L-'{Y(s)} g(t) =
9. (2 points) 4. Find the standard form of the equation of the parabola with a focus at (0, -9) and a directrix y 1 x2 9 y Oy2-36x x2 36 y Oy2 = -9x 5. Find the standard form of the equation of the parabola with a focus at (7, 0) and a directrix at x = -7. (2 points) 1 x2 28 1 X = y2 28 -28y x2 Oy2 14x =
9. (2 points) 4. Find the...
Question 8 Find the Rel(-1+-7i)/(-4+5i)) This is division. Question 9 Find the Im((9+-61)(-8+7i))
Find the vertex, focus, and directrix for the following parabolas. (a) (y - 2) = 2002 - 2) vertex : focus : directrix: (b) y2 - 4y = 20% - 22 Vertex focus : directrix (c) (z - 6) = 20(4-5) vertex focus directric (d) 22 + 402 = 4y - 8 vertex focus: directrix An arch is in the shape of a parabola. It has a span of 440 meters and a maximum height of 22 meters. Find the...
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Question 8 Find the Rel(9+-7i)(7+6i)) 105
Question 5 Find the principle argument of z=7+-4i Question 6 Compute the imaginary part of (5+-11)^9 Question 7 Compute the real part of (-9+71)3