Write the interval as an inequality involving x, and illustrate the inequality using the real number line.(-?, -2)
A. x ? -2
B. x < -2
C. x ? -2
D. x < -2
Answer: B
Mathematics
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Find the indicated root of the given equation by using Newton's method.2x5 - 3x2 - 7x + 1 = 0 (all real roots)
A. 1.5290785, 0.1350531, -1.2048938 B. 1.5290763, 0.1350528, -1.2048988 C. 1.5290785 D. 1.5290763, -1.2048988
Mathematics
Use identities to write each expression as a function of ?.cos (? - ?)
A. -sin ? B. -cos ? C. cos ? D. sin ?
Mathematics
Write the mixed number as an improper fraction.5
A. 
B. 
C. 
D. 
Mathematics
The graph below is one complete cycle of the graph of an equation containing a trigonometric function. Find an equation to match the graph. If you are using a graphing calculator, graph your equation to verify that it is correct.
?
What will be an ideal response?
Mathematics