46 = f/10 - (-43)
46 = f/10 + 43
f/10 = 46 - 43
f/10 = 3
f = 3*10
f = 30
Answer:
r = 2
Step-by-step explanation:
= 4r-4
square root both sides
r =
4r-4
r = 2r-2
2r-r = 2
r = 2
Answer:
1/8 = 2³ * 2⁻⁶
Step-by-step explanation:
2³ * 2⁻⁶ = 2³⁻⁶ = 2⁻³ = 1/2³ = 1/(2*2*2) = 1/8
Answer:
third option: log_2 1/3
Step-by-step explanation:
change of base formula:
log_b a= (log_x a)/(log_x b)
(log 1/3)/(log 2)
apply reverse change of base formula
2 from log 2 becomes new base, and 1/3 becomes the other number
=log_2 1/3