Answer:
x them by 60 because there are 60 minutes in an hour.
Step-by-step explanation:
- tan(50) → <u>Choice A</u>
Step-by-step explanation:
tan(-α) = - tan(α)
tan(-50) = <u>- tan(50)</u>
Further more :
tan (-50) = - tan (50) ≈ 0,27
[(9 + 7i)/(-10 + 8i)] * [(-10-8i)/(-10-8i)]
[(9+7i)(-10-8i)] / [(-10+8i)(-10-8i)]
[(9+7i)(-10-8i)] / (100 + 64)
Can you go from here?
Hello,
f(x)=(x-2i)(x+2i)(x-7)(x+7)
