Use a graphical method to solve the equation over the interval [0, 2?). Round results to the nearest hundredth.cos x + cos 3x = -sin x
A. {0, 1.83, 2.88, 3.14, 4.97, 6.02}
B. {0.61, 3.75}
C. {2.53, 5.68}
D. {1.10, 2.53, 5.68}
Answer: C
Mathematics
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Factor.t3 + 729
A. (t + 9)(t2 - 9t + 81) B. (t - 9)(t2 + 9t + 81) C. (t - 729)(t + 1)(t - 1) D. (t + 9)(t2 + 81)
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Choose the most reasonable unit of measure.Height of an adult: 5.7 
(in., ft, yd, mi)
A. yd B. in. C. mi D. ft
Mathematics
Solve.x - 2
- 24 = 0
A. -6i, 6i B. 36 C. -36, -16, 16, 36 D. -36, 36, -4i, 4i
Mathematics
Solve the equation.
= 
A. 
B. 
C. 
D. 
Mathematics