An airplane can cruise at 570 mph. How far can it fly in 4/3 hours?
1 answer:
Answer:
The plane can fly 760 miles in 4/3 hours.
Step-by-step explanation:
Given that:
An airplane can cruise at 570 miles per hour.
We have to find the distance travelled by train in 4/3 hours.
Distance = Speed * Time
Distance =
Distance =
Distance = 760 miles
Hence,
The plane can fly 760 miles in 4/3 hours.
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y=2x+1
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=y
y=
repplace y with f⁻¹(x)
f⁻¹(x)=
1. replace f(x) with y
2. swich x and y places
3. solve for y
4. replace y with f⁻¹(x) (read 'f inverse')
so we have
f(x)=2x+1
replace f(x) with y
y=2x+1
switch x and y
x=2y+1
solve for y
x=2y+1
subtract 1
x-1=2y
divide both sides by 2
y=
repplace y with f⁻¹(x)
f⁻¹(x)=