Which of the following polynomial functions could represent the graph on the right? x3 + x2 – 2x 2x3 + 2x2 – 4x 3x3 + 3x2 – 6x –3x3 – 3x2 + 6x

A(1,1) b(-3,0) c(-4,-1) d(3,-2) drag it to correct position

Which of the following is missing in the explicit formula for the compound interest geometric sequence below?

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?