Write the product as a sum or difference containing only sines or cosines.sin(5?) sin(9?)
A. sin2(45?2)
B. 
[cos(4?) - cos(14?)]
C. 
[cos(14?) - sin(4?)]
D. 
[- cos(4?) - cos(14?)]
Answer: B
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Give the genus of the object. If the object has a genus larger than 5, write "larger than 5."A house key
A. genus 3 B. genus 2 C. larger than 5 D. genus 4
A graph of a function of the form y = abx is given. What can you conclude about the constants a and b?
A. a < 0, b > 1 B. a > 0, b > 1 C. a > 0, 0 < b < 1 D. a < 0, 0 < b < 1
Provide an appropriate response.Maria's teacher asked her to solve the following problem: "One leg of a right triangle is 5 m longer than the other. The length of the hypotenuse is 25 m. Find the lengths of the legs." Maria called the legs x and y and translated the problem into the following equation: 
After that she was unsure of how to proceed. Why is Maria's equation not very useful? Write the correct equation and find the solution to the problem showing all the steps of your work.
What will be an ideal response?
Use the circle graph to solve the problem. Give your answer as a fraction, decimal, and as a percent.The circle graph below shows the majors for 160 college students at Blackwood Community College. What portion of the students are majoring in science?
A.
 ; 0.4; 40% |
B.
; 0.4; 4%C.
; 0.33; 33%D.
 ; 0.2; 20% |