AccelePrep for the ACT Test 2nd Edition Student Text

C HAPTER 4 | F AST T RACK TO M ATH M ECHANICS • 89

9. Š‡ ϐ‹‰—”‡ „‡Ž‘™ ”‡’”‡•‡–• –Š‡ ‰”ƒ’Š ‘ˆ ( ) y f x ‹ –Š‡…‘‘”†‹ƒ–‡ ’Žƒ‡Ǥ Š‹…Š ‘ˆ –Š‡ following is the graph of ( ) y f x 1 ?

10. In the xy -plane, a circle is centered on the origin and points A and B lie on the circumference of –Š‡…‹”…Ž‡Ǥ ˆ –Š‡…‘‘”†‹ƒ–‡• ‘ˆ ’‘‹– B are (2,0) and 4 AOB + r , which of the following ordered pairs ( x , y ) corresponds to point A ? Ǥ ,1 2 2 e o Ǥ , 2 2 2 2 e o Ǥ ( , ) 2 2 Ǥ ( , )2 2 Ǥ ,2 2 ^ h

Ǥ Ǥ

Ǥ

Ǥ

Ǥ

y

(-4,3)

x

O

(4,-3)