Simplify. Remember that we have assumed that radicands do not represent the square of a negative number.
A. 
- 2
B. (z - 2)2
C. z - 2
D. z - 
Answer: C
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The measure of one angle is shown in the figure. Given p
q, find the measures of the other seven labeled angles.
A. m?2 = m?4 = m?8 = 128°; m?1 = m?3 = m?5 = m?7 = 38° B. m?2 = m?4 = m?8 = 128°; m?1 = m?3 = m?5 = m?7 = 62° C. m?5 = m?7 = m?8 = 128°; m?1 = m?2 = m?3 = m?4 = 52° D. m?2 = m?4 = m?8 = 128°; m?1 = m?3 = m?5 = m?7 = 52°
Write the following as a sum using powers of 10 to show place value.0.300398
A. 0 ? 10-1 + 3 ? 10-2 + 0 ? 10-3 + 0 ? 10-4 + 3 ? 10-5 + 9 ? 10-6 + 8 ? 10-7 B. 0 ? 101 + 3 ? 100 + 0 ? 10-1 + 0 ? 10-2 + 3 ? 10-3 + 9 ? 10-4 + 8 ? 10-5 C. 0 ? 100 + 3 ? 101 + 0 ? 102 + 0 ? 103 + 3 ? 104 + 9 ? 105 + 8 ? 106 D. 0 ? 100 + 3 ? 10-1 + 0 ? 10-2 + 0 ? 10-3 + 3 ? 10-4 + 9 ? 10-5 + 8 ? 10-6
Use the given information to find the exact value of the expression.sin ? = - 
, ? lies in quadrant IV, and cos ? = - 
, ? lies in quadrant III
Find sin (? - ?).
A. 
B. 
C. 
D. 
Use the Principle of Mathematical Induction to show that the statement is true for all natural numbers n.1 + 5 + 52 + ... + 5n - 1 = 
What will be an ideal response?