Answer:
0
Step-by-step explanation:
f(x) = 2/5(6 - x)²
f(6) = 2/5[6 - (6)]²
f(6) = 2/5(0)²
f(6) = 0
Answer:
-1/2
Step-by-step explanation:
y = -1/2x + 1/4 is in slope y-intercept form : y = mx + b
m is slope
Slope = -1/2
Answer:
$80
Step-by-step explanation:
It's khan so you don't need the explanation but for those interested then here:
K=30x+20 - Kayla
S=35x+10 - Sara
60+20=80
70+10=80
So they match up at $80
Answer:
The jet could fly 3,525 miles in 15 hours.
The rate of speed is 235 miles an hour.
Step-by-step explanation:
Step 1- Find the rate of speed
470÷2= 235
235 miles an hour
Step 2- Multiply
235×15= 3,525
Answer:
m = ± 
Step-by-step explanation:
m² = n ( take square root of both sides )
m = ±
