Which exponential function describes the given sequence? 3, 9, 27, a) y = (- 1 3 )x b) y = 1 3 x c) y = (-3)x d) y = 3x

If rt is greater than ba, which statement must be true ?

Using inductive reasoning, what are the next two number in this set? 2,3/2,4/3,5/4,

Statements reasons 1. ab ? cd; ad ? bc 1. given 2. ac ? ac 2. reflexive property 3. ? adc ? ? cba 3. ? 4. ? dac ? ? bca; ? acd ? ? cab 4. cpctc 5. ? dac and ? bca are alt. int. ? s; ? acd and ? cab are alt. int. ? s 5. definition of alternate interior angles 6. ab ? cd; ad ? bc 6. converse of the alternate interior angles theorem 7. abcd is a parallelogram 7. definition of parallelogram what is the missing reason in step 3?