Find the area of the region specified in polar coordinates.one petal of the rose curve r = 6 sin 2?
A. 6?
B. 
?
C. 18?
D. 9?
Answer: B
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Establish the identity.sin ?[sin ? + sin(5?)] = cos(2?)[cos(2?) - cos(4?)]
What will be an ideal response?
Solve.Three times the sum of some number and 2 is equal to 5 times the number minus 8.
A. -7 B. -14 C. 14 D. 7
A riverboat theater offers bus tours to groups on the following basis. Hiring the bus costs the group $180, to be shared equally by the group members. Theater tickets, normally $30 each, are discounted by 25 cents times the number of people in the group. How many members must be in the group so that the cost of the theater tour (bus fare plus theater ticket) is less than $42 per person? ?
A. at least 12 members B. at least 13 members C. at least 28 members D. at least 24 members E. at least 32 members
Determine whether the relation represents a function. If it is a function, state the domain and range.{(-2, 2), (-1, -1), (0, -2), (1, -1), (3, 7)}
A. function domain: {2, -1, -2, 7} range: {-2, -1, 0, 1, 3} B. function domain: {-2, -1, 0, 1, 3} range: {2, -1, -2, 7} C. not a function