Write the expression in standard form.(5 - 7i)(3 + 8i)

A. -71 - 61i
B. 71 - 19i
C. 71 + 19i
D. -56i2 + 19i + 15

Answer: C

Mathematics

Write the expression as the sum or difference of single logarithms. log3

A. log₃19 - log₃x - log₃y
B. log₃19 - 2 log₃x - 2 log₃y
C. log₃19 - 2 log₃x - log₃y
D. 4 log₃19 - 2 log₃x - log₃4

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Mathematics

Provide the appropriate response.Find the greatest 3-digit number that has exactly three factors.

A. 963 B. 999 C. 961 D. 973

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Mathematics

Solve using the quadratic formula. Round any answers to two decimal places.x2 - 2x = 3

A. {-0.82, 14.67} B. {0.21, -14.67} C. {0.82, -14.67} D. {-0.21, 14.67}

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Mathematics

Write the expression in lowest terms.

A. -1
B.
C. 1
D. -

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Mathematics