Find all complex-number solutions by using the quadratic formula.6x2 - 7x = -9
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Evaluate the integral.
A. 
+ C
B. 
+ C
C. sec-1 (x + 2) + C
D. csc-1 (x + 2) + C
Mathematics
Solve triangle ABC. If necessary, round the answer to the nearest tenth.B = 38.4°, C = 101.6°, b = 25.92 meters
A. A = 38°, a = 40.9 m, c = 26.8 m B. A = 40°, a = 26.8 m, c = 40.9 m C. A = 38°, a = 42.9 m, c = 28.8 m D. A = 40°, a = 28.8 m, c = 42.9 m
Mathematics
Find the product. Write the answer in standard form.9i(3 + 4i)2
A. -216i + 216i2 + 144i3 B. -63 + 216i C. -216 - 63i D. -63i
Mathematics
Determine the reference angle for the given angle.? = 
A. 
B. 
C. 
D. 
Mathematics