Multiply.(4 - 2i)(9 + 8i)
A. 52 - 14i
B. -16i2 + 14i + 36
C. 52 + 14i
D. 20 - 50i
Answer: C
Mathematics
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Choose the expression or equation that is equivalent to the one given.log7 7x
A. 1 B. 7 C. 7x D. x
Mathematics
Solve using the elimination method. Use a graphing calculator to check your answer.0.8x + 0.6y = 2.6 x - 0.8y = -1.4
A. (3, 1) B. (1, 3) C. (0.1, 0.3) D. No solution
Mathematics
Multiply and simplify any radicals in your answer. Assume that all variables represent positive real numbers.(
-
)
A.
B. 7 + 7
C. 8
D. -
Mathematics
Find the exact value of the expression.sin 105°
A. -
B. -
C.
D.
Mathematics