(2 points) Let -1 7 A = -9 5 -8 -6 a R3 by T(x Aï. Find the images of u Define the linear transformation T : R- and y 4 under = - T. T(M TM =
(2 points) Let -1 7 A = -9 5 -8 -6 a R3 by T(x Aï. Find the images of u Define the linear transformation T : R- and y 4 under = - T. T(M TM =
2. (5 points) Let T: R2 + R3 be a linear transformation with 2x1 - x2] 1-3x1 + x2 | 2x1 – 3x2 Find x = (x) <R? such that [0] -1 T(x) = (-4)
5. (7 points) Let f: R3 → R be the function f(x,y,z) = x2 + y2 +3(2-1)2 Let EC R3 be the closed half-ball E = {(x, y, z) e R$: x² + y2 +< 9 and 2 >0}. Find all the points (x, y, z) at which f attains its global maximum and minimum on E.
5. Let T: P2(R) R3 be a linear transformation such that T(1) = (-1,2, -3), T(1 + 3x) = (4,-5,6), and T(1 + x²) = (-7,8,-9). a. Show that {1,1 + 3x ,1 + x2} is a basis for P(R) (7pts) b. Compute T(-1+ 4x + 2x²). (3pts)
1. (10 points) Let T:P3 → P3 be the linear transformation satisfying T(x2 - 1) = x2 + x-3, T(2x) = 4x, and T(3x + 2) = 2(x + 3). Determine T(ax? + bx + c), where a, b, and c are arbitrary real numbers.
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1. Let r(t) = -i-e2t j + (t? + 2t)k be the position of a particle moving in space. a. Find the particle's velocity, speed and direction at t = 0. Write the velocity as a product of speed and direction at this time. b. Find the parametric equation of the line tangent to the path of the particle at t = 0. 2. Find the integrals: a. S (tezi - 3sin(2t)j + ick)...
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1. Let r(t) = -i-e2t j + (t? + 2t)k be the position of a particle moving in space. a. Find the particle's velocity, speed and direction at t = 0. Write the velocity as a product of speed and direction at this time. b. Find the parametric equation of the line tangent to the path of the particle at t = 0. 2. Find the integrals: a. S (tezi - 3sin(2t)j +...
Let p(x) = x2 + 3x + 1 ∈ Z5[x] and let (p) ▹ Z5[x] be the principal ideal generated by p. Put K = Z5[x]/(p). For f(x)=x2−1∈ Z5[x] and g(x)=x2+1∈Z5[x] find a,b∈Z5 such that (f + (p))(g + (p)) = a + bx + (p) in K.
1. (10 points) Let T:P3 → P3 be the linear transformation satisfying T(x2 - 1) = x² + x - 3, T(2x) = 4x, and T(3x + 2) = 2(x + 3). Determine T(ax+ bx + c), where a, b, and c are arbitrary real numbers.
5. (a) Show that 26 = 1 mod 9. (b) Let m be a positive integer, and let m = 6q+r where q and r are integers with 0 <r < 6. Use (a) and rules of exponents to show that 2" = 2 mod 9 (c) Use (b) to find an s in {0,1,...,8} with 21024 = s mod 9.