Why do particles like meteors and comets glow in the evening sky?

Which sequence of transformations on preimage ∆abc will not produce the image ∆a'b'c'? a. reflection across the line y = x b. rotation 180° clockwise about the origin followed by a reflection across the line y = -x c. reflection across the x-axis followed by a reflection across the y-axis d. reflection across the line y = -x followed by a rotation 180° counterclockwise about the origin e. reflection across the y-axis followed by a rotation 90° clockwise about the origin

What does 2[tex] {2}^{ - 4} \times {2}^{ - 2} [/tex]

By locating production facilities abroad, multinational corporations must pay more for labor true or false