(4+5i)(4-5i)=(4)²-(5i)²=16-25(i)²=16-25(-1)=16+25=41
Answer:
13 goats and 23 cows
Step-by-step explanation:
Use x to solve :) it's a hint
Answer:
e < 2
Step-by-step explanation:
Given
e - 2 < 0 ( ad 2 to both sides )
e < 2
Answer:
160
Step-by-step explanation:
40*4=160
160 min is also equal to 2 hours and 20 min
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Answer:x^6-16^2/ -64
Step-by-step explanation:
