Find an angle between 0° and 360° that is coterminal with the angle. Then write all coterminal angles.-58°
A. 58°; 58° + n ? 360°, n any integer
B. 482°; 482° + n ? 360°, n any integer
C. 122°; 122° + n ? 360°, n any integer
D. 302°; 302° + n ? 360°, n any integer
Answer: D
Mathematics
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Find the principal unit normal vector N for the curve r(t).r(t) = (3 + t)i + (7 + ln(cos t))k, -?/2 < t < ?/2
A. N = (-sin t)i - (cos t)k B. N = (-cos t)i - (ln(cos t))k C. N = (-cos t)i - (tan t)k D. N = (cos t)i + (sin t)k
Mathematics
Solve, rewrite in interval notation, and graph.-4 < 6x + 8 and 8x - 5 < 11
A. [-2, 2]
B. (-2, 2]
C. [-2, 2)
D. (-2, 2)
Mathematics
Convert the length as indicated.7 feet to inches
A. 28 in. B. 21 in. C. 252 in. D. 84 in.
Mathematics
Simplify the expression using the order of operations.
A. - 
B. - 
C. 
D. 
Mathematics