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Let A=1-10212-111 A = \begin{bmatrix}1 & -1 & 0 \\2 & 1 &2 \…

Let A=1-10212-111 A = \begin{bmatrix}1 & -1 & 0 \\2 & 1 &2 \\ -1 &1&1 \end{bmatrix} and define T:R3→R3 T : \mathbb R^3 \to \mathbb R^3 by T(x)=Ax T(\mathbf x) = A \mathbf x a.Find the image of 111 \begin{bmatrix}1\\ 1 \\ 1\end{bmatrix} under TT.b.Find all x∈R3 \mathbf x \in \mathbb R^3 such that T(x)=-387 T(\mathbf x) = \begin{bmatrix}-3\\ 8 \\ 7 \end{bmatrix}

Directions: One underlined phrase has an error. Find it and…

Directions: One underlined phrase has an error. Find it and write the correction below. Many rock formations in Joshua Tree National Park began forming about 100million years ago. The continuous movement of the Earth’s crust caused moltenliquid to oozing upward and cool while still below the Earth’s surface.