Find a parametrization for the curve.The upper half of the parabola x + 6 = y2
What will be an ideal response?
Answers will vary. Possible answer: x = t2 + 6, y = t, t ? 0
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Find sin ?, cos ?, tan ?, csc ?, sec ?, and cot ? for an acute angle ? in a right triangle. It is not necessary to find the measure of ?.tan ? = 
A. sin ? = 
cos ? = 
tan ? = 
csc ? = - 
sec ? = - 
cot ? = - 
B. sin ? = 
cos ? = 
tan ? = 
csc ? = 
sec ? = 
cot ? = 
C. sin ? = 
cos ? = 
tan ? = 
csc ? = 
sec ? = 
cot ? = 
D. sin ? = 
cos ? = 
tan ? = 
csc ? = 
sec ? = 
cot ? = 
Name the set using the roster method.The set of whole numbers 4 through 7
A. {5, 6, 7} B. {5, 6} C. {4, 5, 6, 7} D. {4, 7}
Multiply.(-4)(-5)(4)
A. 80 B. 70 C. 180 D. -80
A person is selected from a group of students. The probability a student is taking both English and history is 0.6. The probability a student is taking history, given he is taking English is 0.8. Find the probability the student is taking English.
What will be an ideal response?