What is the value of the following expression?
(lesson 1.12)
2 x (6 + (12 = (3 + 1)]} - 1
a 13
® 17
© 18
d 21

Which of the following transformations will make coincide with ? a. counter-clockwise rotation 90º about a, followed by a translation 5 units to the right b. translation 5 units to the right, followed by a reflection across the y-axis c. translation 5 units to the right, followed by a reflection across the x-axis d. translation 1 unit up and 5 units to the right, followed by a reflection across the x-axis