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2. Consider the planes PCR and P2 CR3 defined respectively by the equations 2x - y...
3. Consider the two planes, P and P2, where Pi is given by the general equation 2x y+2-5 and P2 passes through the points (0,0,-1), (3,2,4) and (2, 4,5). (a) Find L, the line of intersection of the two planes. (b) Suppose another line, L2, has vector equation (x, y, z) = (8,3,-2) + t2(-2, 1, 1). 6 marks] Find where Land L2 intersect 4 marks
3. Consider the two planes, P and P2, where Pi is given by the...
Consider a subset alpha={x+x2,1+x2,1 2x+2x2}ofP2(R). (a) Show
that alpha is a basis for P2(R). (b) For f(x) = 1 + x + x2 2 P2(R),
find its coordinator vector [f] alpha with respect to alpha. (c)
Let = {1, x, x2} be the standard basis for P2(R), and let f(x) = a
+ bx + cx2 and g(x) = p+qx+rx2 be the elements of P2(R) and k 2 R.
Prove that [f+g] = [f] +[g] and [kf] = k[f] and...
1 3. Consider the vector v= (-1) in R3. Let U = {w € R3 :w.v=0}, where w.v is the dot product. 2 (a) Prove that U is a subspace of R3. (b) Find a basis for U and compute its dimension. 4. Decide whether or not the following subsets of vector spaces are linearly independent. If they are, prove it. If they aren't, write one as a linear combination of the others. (a) The subset {0 0 0 of...
Find the equations of the planes that bisect the
angles between the two planes
P1: x+y+z=1
P2: 2x-3y+z+1=0
7) Find the equations of the planes that bi sect the angles between the two planes Ix+y+z=1 92: 2 x - 3y + Z +-0
Question 8 [2] Determine whether or not the planes with equations -2x + 2y + 3z = 0 and x + 7y - 4z = 0 are orthogonal (Show all calculations and steps and give motivations. Do not just give the final answer. If you do, and it is correct, you will obtain only 0.5 out of 2.)
The equation of a circle in x-y planes is x^2+y^2-2x+2y = 0.Find the area of circle.
The equation of a circle in x-y planes is x^2+y^2-2x+2y = 0.Find the area of circle.
3. Consider the following system of linear equations: 2x + 2y + 2kz = 2 kx + ky+z=1 2x + 3y + 7z = 4 (i) Turn the system into row echelon form. (ii) Determine which values of k give (i) a unique solution (ii) infinitely many solutions and (iii) no solutions. Show your working. 2. Let v= [6, 1, 2], w = [5,0, 3), and P= (9, -7,31). (i) Find a vector u orthogonal to both v and w....
Please help with these problems.
8. Consider the two planes listed below 2x - y + z = 1 +y-2=2 These two planes intersect at a right angle. Show that this is true by showing their normal vectors are perpendicular. Find the parametric equations of their line of intersection. Is the line of intersection (call this L) for these planes parallel, perpendicular (intersect at 90 degrees), skew (not parallel, don't intersect), or none of the above to the line: F(t)...
10. Let E be the tetrahedron bounded by the planes 2x +2y +2=6,1 = 0, y = 0, and 2 = 0. Express the following integral as an iterated double integral. Do not evaluate. SIS 6.ry dy