Multiple choice with a reason, as to why you got the answer.

Question Answered step-by-step Multiple choice with a reason, as to why you got the answer. Image transcription textMath 30-1 Mrs. 5. Mckinney Brooks Composite High School (B) NUMERICAL RESPONSE Use the following information to answer the next question. A computer-generated partial graph of the air pressure variation of a piano’s lowest note is illustrated below. The intercepts shown are at 0. 130 . 45. and 50. Air presume 0.01- – Time -0.01+ Numerical Response 1. Given that pitch, which is measured in Hertz (Hz), is the reciprocal of the period, the pitch of this note, correct to the nearest tenth, is Hz. Numerical Response 2. The flight pattern of a certain bee can be represented by the function f (x) = cosex – sin x + 4. The range of the graph that represents this flight pattern is a 0 and c > 0. (4 marks) d. Calculate the depth of the water, to the nearest tenth of a metre, at 3:30 pm. (2 marks)… Show more   Multiple choice with a reason, as to why you got the answer. Image transcription textUnit Three: Trigonometry In Class Assignment Nam % Multiple Choice: Write the letter of your chosen response in the box provided. 1. If the value of cot O and the value of sec 0 are both negative, then A. OCD<" col D seco COSO B. < <* sino COSO 2 C. T < < 3x 2 2. Given that the function f(0) = a sin (be ) has exactly 5 zeros for 0's 05 2nt, it is possible to determine that A. a = 5 D: a sin ( bo ) B. a = 10 C. b = 2 D. b = 2.5 3. If the terminal arm of angle 0, in standard position, passes through point (-b, 2b), where b > 0, then the exact values of sin , cos, and tan O are, respectively, A. 2 1 V5 15′ 2 -1 B. -2 V5 5′ C. -2 1 –2. 15′ 5′ D.N… Show moreImage transcription textBrooks Composite High School Mrs. S. Mckinney Math 30-1 Use the following information to answer the next question. The partial graph of f(0) – 2 sin20 and the partial graph of g(0) = 3 cose are shown below. N 0 – 1 – – 2 – – 3- 4. Within the domain 0 < 0< 2nt, the interval where f (0) > g(0) is A. 0<0 <2n B. < < 37 2 2 C. <0< T 3 5. In one minute, the second hand of a clock completes one revolution around the clock face. In minutes, the second hand of a clock completes an angle of 3 TC 2 B. 3T C. 6TL D. 180n... Show moreImage transcription textMath 30-1 Mrs. S. Mckinney Brooks Composite High School Use the following information to answer the next question. The two sets of numbers shown on the graph below represent the highest and Alberta. lowest temperatures over 12 months at Waterton National Park in southern 100 Corvel 100 90 91 95 80 17 70 75 79 62 SS 56 51 Temperature (7) Curve 1 31 36 22 26 1 1 18 -10 - 3 - 20 -17 -30 -27 -36 -40 -32 Jan Feb Mar Apr May Jun Jul Aug Sept Oct Nov Dec Month 6. Each of these sets of numbers can be modelled by a sinusoidal curve of the form y = a sin [b (t- c)] + d. The two parameters in the equation representing curve I that would change the most in value in the equation representing curve II are A. a and b B. b and c C. c and d D. a and d 7. The expression 1+ cote is equivalent to esce A. sino + cos 0 B. sine + cos0 sing 1+ cos6 C. sino D. 1+ cos0... Show moreImage transcription textMath 30-1 Mrs. 5. Mckinney Brooks Composite High School S. To create an identity (a statement that is true for all x in the domain) for the equation cos' x (1 + cot' x ) = A, the value of A would need to be A. sin' B. cost C. cota D. seely Use the following information to answer the next question. In attempting to prove an identity, a student performed the following steps. Step 1 (sec 0 +1) =(sec0) +12 Step 2 (sec 0 +1) =- -+1 cos e Step 3 (sec 0+1)? 1+ cos? @ cos' 0 Step 4 (sec 0 + 1)? sin 0 cos' 0 Step 5 (sec 0 +1) = tan2 0 9. The student's first error was made in step A. B. 2 C. 3 D. 4 10. In the equation 5 sin(2x) + 2 = cos(x) - 1, the number of solutions for x, where 0