Perform the indicated operation and write the answer in lowest terms.
- 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find the length of the indicated portion of the trajectory.r(t) = (3 + 2t)i + (7 + 3t)j + (5 - 6t)k, -1 ? t ? 0
A. 5 B. 8 C. 9 D. 7
Mathematics
Provide an appropriate response.Use the law of sines to solve the triangle ABC if b = 27, c = 20, and C = 34°. If there are two possibilities, find both solutions. Round sides to four significant digits and angles to the nearest 0.1°.
A. no solution B. A = 15.0°, B = 131.0°, a = 9.257 C. A = 97.0°, B = 49.0°, a = 35.50 D. A = 97.0°, B = 49.0°, a = 35.50; A = 15.0°, B = 131.0°, a = 9.257
Mathematics
Perform the indicated operation.Find the difference of 
and 
.
A. 
B. 
C. 
D. 0
Mathematics
x? = 3x ? 4y, y? = 2x ? 3y 10
Solve the first-order linear system.
Mathematics