60-XL- r,2022 Question 11 Not yet answered Marked out of 1.00 Which exponential function is decreasing? Select one: O a. y= 5.3* b. O y = 15 C. O y = 11 O d. y= 1.803* M C LA % A W & 4 K 5 6 7 8 9 eGE 60-XL- Time left 2:46:12 2022 Question 12 Not yet answered Marked out of 1.00 In a geography class, 9 students are scheduled to give their presentations today. One student has to leave early for an appointment, so he will present first. How many different ways are there to schedule all of today's presentations? Select one: O a. 362 880 O b. 8 O c. 40 320 O d. 3 628 800 C Oil % A & 4 5 9"H-3302-056,080-XL- 1 Fall, 2032 Spr, 2022 ,2022 Wer Question 13 clpants Not yet answered Marked out of 1.on etencies y - 5 sections Simplify y+5 y3 - 25 Select one: ard a. y- 1 O y +5. 5-5, 5 O b. )+ 1 y+5, 5-5, 5 -5.5-5, 5 o d y+1 1+ 5. 5-5, 5 9 hp C % A 4 5 & 6ST LLEGE Time left 2:45:3 55,060-XL- Question 14 2 Spr, 2022 Not yet answered Marked out of 1,00 What is the number of pathways of getting from A to C travelling along grid lines and moving only to C the right or up? (Note that we do not continue to B.) (Record your answer in the numerical response box on the answer sheet from left to right.) Answer: C 110 LA % & 4 5 6 7C G my E Use the following information to answer the question. Function A y = 2.5sin(0.15x + 1.57) - 3 Function B y = 2.5sin(0.25x + 3.14) + 3 Function C y = 2.5sin(0.50x - 1.57) + 3 Function D y = 1.5sin(0.65x - 0.78) + 3 Which function has the smallest minimum value? Select one: O a. Function A O b. Function B O c. Function C hp K