Use a graphing utility to approximate to two decimal places any solutions on [0, 2?) graphically or numerically.2sin x = 1 + cos x
A. x = 0, 4.07
B. x = 0, 2.21
C. x = 0.93, 3.14
D. no solution
Answer: C
Mathematics
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Given the polynomial function f(x), find the rational zeros, then the other zeros (that is, solve the equation 
), and factor f(x) into linear factors.f(x) = 3x4 - 10x3 + 20x2 - 40x + 32
A. 
, 2, -i, i; f(x) = 
B. - 
, -2, -2i, 2i; f(x) = 
C. 
, 2, -2i, 2i; f(x) = 
D. 
, 2, -4i, 4i; f(x) = 
Mathematics
Solve the inequality.|13x + 7| < 0
A. 
? 
B. (-?, ?)
C. {- 
}
D. ?
Mathematics
Solve.If 2 ft 2 in. of material is used to manufacture one scarf, how much material is needed for 9 scarves?
A. 23 ft 4 in. B. 16 ft 10 in. C. 18 ft 2 in. D. 19 ft 6 in.
Mathematics
Simplify the expression.6255/4
A. 3125 B. 1,953,125 C. 78,125 D. 390,625
Mathematics