Find all solutions of the equation x² -2x +5 = 0 and express them in the form a + bi.
What will be an ideal response?
1 + 2i, 1- 2i
Mathematics
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Write the equation of a line that passes through the given point and is parallel to the given line. Write the equation in slope-intercept form and in the form of 
where A, B, and C are integers and A > 0.(2, 5); x + y = 12
A. y = x - 3 x - y = 3 B. y = -x - 7 x + y = -7 C. y = x + 3 x - y = -3 D. y = -x + 7 x + y = 7
Mathematics
Find the eighth term of the geometric sequence whose second and fourth terms are -4 and -16.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Write the product as a sum. cos 7x cos 3x
What will be an ideal response?
Mathematics
Find the exact solutions to the quadratic equation, using a method of your choice.9x2 + 27x + 20 = 0
A. 
, 
B. 
, - 
C. - 
, - 
D. - 
, - 
Mathematics