2. The area of a sector of a circle is given by A =Or. Solve the formula for 0. If A=5 andr = 2, find the value of 0.3. The equation of a line in slope-intercept form is given by y = mx+b. Solve the formula form. Find the value of m given that y = 7, x= 3, and b =-2.%3D

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Answered: 2. The area of a sector of a circle is…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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If the equation y = mx + c is plotted on axis with x on the horizontal axis and y on the vertical axis, where does the line intersect the horizontal axis? a. x = mc b. x = m/c c. x = -c d. x = -c/m
24. In order to make the playoff a soccer team must get 20 points during the regular season. The team gets 2 points for a win and 1 point for a tie. A team eams just enough points to make the playoffs. Let x represent the number of wins and y represent the number of ties. a. Write an equation to relating the all the possible values of x and y that will let the team make the playoffs. b. Write the equation in Slope-Intercept Form. c. If the team wins 8 games, how many tie games will need to occur?
Match each statement in column A with the appropriate answer in column B. A y = 9 B. y = - 3 x + 11 C. x = - 2 The equation in slope-intercept form for the line passes through (1,3) and its slope is m 2 The equation for the line passes through (- 8,1) with undefined slope is. The equation for the line passes through ( 4,-2) with Dy=- 2 x +5 slope = 0 is. E. x = 3 The equation in slope-intercept form for the line passes through the points ( 3, 2) and (1,8). F. y = -7 G.y= . 0.5 x - 7 H.y = 4x-2 The line whose equation 5 x + 20 y = 6 is perpendicular to the line whose equation is The line whose equation - x + 2 y 7 is parallel to the line whose equation is X =-8 J. y = 0.5 x +3 The vertical line which passes through the point (- 2 ,3), has an equation. K. y = - 2 x + 1 Ly =-2 The horizontal line which passes through the point (9 ,-7), has an equation.
5. Identify any restrictions on the variables. Then, solve each radical equation graphically. b. Vx + 3 = -1 2. portant parts of the graph.
Solve for x. Assume that lines which appear tangent are tangent. PLEASE ANSWER NUMBER 16 and 17.

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2. The area of a sector of a circle is given by A = -Or. Solve the formula for 0. If A = 5 and r = 2, find the value of 0. 3. The equation of a line in slope-intercept form is given by y= mx+b. Solve the formula for m. Find the value of m given that y = 7, x = 3, and b=-2.