Multiply.(2 + 5i)(4 + 3i)
A. 23 + 14i
B. -7 + 26i
C. -7 - 26i
D. 15i2 + 26i + 8
Answer: B
You might also like to view...
Write the expression in standard form.(4 + 2i)(4 + 3i)
A. 10 - 20i B. 10 + 20i C. 6i2 + 20i + 16 D. 22 - 4i
Solve the problem.A baker can decorate the day's cookie supply four times as fast as his new assistant. If they decorate all the cookies working together in 28 minutes, how long would it take for each of them to decorate the cookies working individually?
A. baker: 35 minutes
assistant: 140 minutes
B. baker: 140 minutes
assistant: 35 minutes
C. baker: 140 minutes
assistant: 560 minutes
D. baker: 8
minutes
assistant: 33 minutes
Use the graph of the rational function shown to complete the statement.
As x?2+, f(x)? ?
A. 1 B. +? C. -? D. -2
Factor out the largest possible common factor.36m9 - 40m7 + 12m2
A. -4m2(9m7 + 10m5 - 3) B. m2(36m7 - 40m5 + 12) C. 4m2(9m7 - 10m5 + 3) D. 4(9m9 - 10m7 + 3m2)