What is the sum of x2 – 3x + 7 and x2– 5x+9 ? (a) 2x2 – 8x+16
(c) 2x2 – 2x - 2
(b) 2x2 – 2x+16
(d) 2x' + 2x - 2

Two rigid transformations are used to map abc to qrs. the first is a translation of vertex b to vertex r. what is the second transformation? a reflection across the line containing ab a rotation about point b a reflection across the line containing cb a rotation about point c

Afactory buys 10% of its components from suppliers b and the rest from supplier c. it is known that 6% of the components it buys are faulty. of the components brought from suppliers a,9% are faulty and of the components bought from suppliers b, 3% are faulty. find the percentage of components bought from supplier c that are faulty.

B. two events are dependent if the occurrence of one event changes to occurrence of the second event. true or false