Find all solutions of the equation in the interval [0°, 360°). Round the answers to the nearest tenth of a degree.tan (? + 60°) = 7
A. {21.9°, 201.9°}
B. {21.9°, 38.1°}
C. {21.9°}
D. {21.9°, 218.1°}
Answer: A
Mathematics
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Graph the equation.y = 3x
A. 
B. 
C. 
D. 
Mathematics
Factor when possible. If the polynomial is prime, say so.m2 + mn - 20n2
A. (m + 5n)(m + 4n) B. (m + 5n)(m - 4n) C. (m - 5n)(m + 4n) D. (m - 5n)(m - 4n)
Mathematics
Factor the polynomial completely.z2(z + 9) - 7z(z + 9) + 10(z + 9)
A. (z + 9)(z - 2)(z - 5) B. (z + 9)(z - 1)(z + 10) C. (z + 9)(z2 + 1)(z + 10) D. (z + 9)(z2 - 2)(z - 5)
Mathematics
Simplify the exponential expression.(43)-2
A. -128
B. 
C. -24
D. 
Mathematics