Make equal to 0
minus 12from both sides
x^2+10x+13=0
we can't factor so use quadratic formula
x=

x=

x=

x=

x=

x=

x=

or

aprox
x=-1.5359 or -8.4641
Answer:
x = -5/2
Step-by-step explanation:
Answer:
C
Step-by-step explanation:
you know the drill
Answer:25.5m^3
Step-by-step explanation:
radius(r)=2.3m
π=3.14
volume of hemisphere=2/3 x π x r^3
Volume=2/3 x 3.14x(2.3)^3
Volume=2/3 x 3.14 x 2.3 x 2.3 x 2.3
volume=(2x3.14x2.3x2.3x2.3) ➗ 3
Volume=76.40876 ➗ 3
Volume=25.5
square root(-108) - square root(-3) =8.66025404 i