1.solve for x, x^6-19x^3-216=0
1.solve for x, x^6-19x^3-216=0
The problem I got was x2-2x+26=0 and the answer ended up being [1+5i,1-5i]. I don't understand how it up being that.
Find the exact equation of the following: 1. x^4-21x^2=100 2. 4x^2/3-4x^1/3=3 3.9x^2/3+4x^-2/3=37 4.3x^2/3-x^1/3=2 5.{x+y=-1 {3x^2-2y=-2 6.square root...
Find exact solutions to each of the following equations 1. 18-9x-2x^2=0 2. x^4-7x^2-144=0 3. 12x^2-7x=12 4. x^2-10x+34=0
Quadratic Formula how wide is the walk?
Use quadratic equations to solve the problem How fast does each plane fly?
y1=10x-4, y2=3x+22, and y1 exceeds y2 by 2.
f(x)=2x^2-x+1 what I did: 2x^2/2 - x/2 = -1/2 x^2 - x/2 = -1/2 x^2 - x/2 +1/16 = -1/2 +1/16 (x-1/4)^2= -7/16 Vertex: (1/4, 7/16) But when I graph...
can be approximated by the model P=0.1220t^2 + 1.529t + 18.72, 7 <= t <=14, where t represents the year, with t=7 corresponding to 1997. a) determine algebraically when the average...
x^2-8x+20=0 and ...
x^2+50=0 and ...
The length of each support line is 9 feet longer than the height of the post and the support line is anchored at a distance that is a 9 feet less than twice the height of the post. Determine the height...
I cannot figure out how to form equations for a quadratic sequence. Not explicit nor recursive. The sequence reads 5,10,17
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Hi guys I had a quick question? How do you determine the minimum degree of a function. Do you look at the roots or the extrema in the graph? If you do look at the x intercepts couldn't that answer...
The valley highschool student counsil is sponsoring a dance. They anticipate that 500 students will attend. The ticket price is $3.00, and they estimate that for every $0.20 increase in ticket price,...
the roots of the equation x2 + bx + 24 = 0 are integers. Find the possible values of the constant b.
1. factor the polynomial a^4+4a^3b-5a^2b^2 2. Perform division x^3+8/x+2 3. use the quadratic formula to solve the equation 5x^2-3x-7=0
1.solve the equation. Express radical in simplest form (4z-1)^2=9/16 2. find the measures of angle whose supplement is 9times the measure of its compliment
The formula d=.054x^2+.058x describes the distance in feet D that it takes to stop a vehicletoraveling x miles per hour on dry pavement. how fast can you drive if you wish to be able to stop within...