17)
x² + 8 = -8
x² = -8 - 8
x² = 16
x = ±√-16
x = ±√16i
x = <span>±4i
</span>
18)
x² + 5 = -3
x² = -3 - 5
x² = -8
x = ±√-8
x = ±√8i
x = ±2√2i
19)
x² + 3 = 0
x² = -3
x = ±√-3
x = <span>±</span>√3i
hope this helps, God bless!
If you cut that in half you would get 8. 64 is a square root.
well, -5/8 is -0.625.
the absolute value of -0.625 is 0.625.
and abs value of -5/8 is 5/8
Answer:
sin(B) = 4/5
cos(B) = 3/5
tan (B) = 4/3
Step-by-step explanation:
soh cah toa
