ANSWER 3x2
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Simplify. X х x + 3 x + 2
LinearAlgebra02: Problem 3 Previous Problem List Next (1 point) Write a vector equation х+ that is equivalent to the system of equations: Тx — бу + 7z 6, 4х + бу + 4z -2, Зх + 5у — 6z -3.
(1 pt) Consider the following two systems. (а) —Зх — 5у -4x 3y -3 -2 (b) —Зх — 5у — 4х — Зу () Find the inverse of the (common) coefficient matrix of the two systems. А1 1 3 for system (a) and 2 (i) Find the solutions to the two systems by using the inverse, i.e. by evaluating A6 where b represents the right hand side (i.e. b -2 for system (b)) 3 Solution to system (a): Solution to...
Simplify: sin cos -1x) ОА. х OB. 11- x2 Oc. 1 -x2 OD. 1 х O E. None of these
Simplify the following expression. (2 +t+ 7) dt LO х d S (2+2 +++7) dt = dx 5
4. Simplify and state the restrictions. 2x+8 4x+16 a) 3x 6x2–5x+1 b) x2-4 Х x2-x-2 x2-3x 2x2 4 1 c) x2+3x+2 + 1 x2+4x+3 11x d)- x2+3x-28 X-4
Add. 43-х Simplify your answer as much as possible. Example
= Unproctored Simplify. (-3x3,4) Write your answer using only positive exponents. Х ?
Find the probability that Х falls in the shaded area. Х 0 1 2 3 4 5 6 7 8 9 10
1. Use Substitution or Elimination to solve for x and y. (Write your answer as an ordered pair.) 1 Use Substitution or Elimination to solve for x and y. (Write your answer as an ordered pair. x 2y 5 4х + 5у %3D 8 а. а. - х%3D 8у — 5 Зх + 6у %3D 0 b. Зх — 5у %3D —4 -15x25y = 20 2. Solve by graphing. Graphs must be correct for credit. x - 2y = 4...