Use a graphing device to find the maximum and minimum values of the function y = cos x + sin 2x.
(a) maximum value: 1.1, minimum value: -1.1
(b) maximum value: -1.1, minimum value: -0.76
(c) maximum value: 1.76 , minimum value: -1.76
(d) maximum value: 2.76 , minimum value: -2.76
(e) maximum value: 1.5 , minimum value: -1
(c) maximum value: 1.76 , minimum value: -1.76
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Name the property used to go from step to step indicated by an a), b), c), or d).
What will be an ideal response?
Find the solution to the system of equations. Round the answer to five decimal places.x -2y - 4z = -12.86296-x + 2y + z = 5.600413x +y - z = 4.89717
A. x = 0.61634, y = 2.60851, z = 2.42085 B. x = 1.63664, y = 2.4081, z = 2.42085 C. x = 0.61634, y = 2.4081, z = 2.11065 D. x = 1.63664, y = 2.60851, z = 2.11065
Use mathematical induction to prove that the statement is true for every positive integer n.4 ? 6 + 5 ? 7 + 6 ? 8 + . . . + (n + 3)(n + 5) = 
What will be an ideal response?
Find the exact value of the expression.tan 75°
A. 
- 2
B. -
- 2
C. 
+ 2
D. -
+ 2