I cannot see the equation
Answer:
180
Step-by-step explanation:
If the plain takes 15 minutes, divide 60 by 15, because 60 minutes equals 1 hour, and the train travels at 80 miles per hour. And that equals 4, so then divide 80 by 4 and that's your answer...20
Answer:
2, 12, 36, 80
Step-by-step explanation:
Substitute n = 1, 2, 3, 4 into the n th term formula, that is
a₁ = 1³ + 1² = 1 + 1 = 2
a₂ = 2³ + 2² = 8 + 4 = 12
a₃ = 3³ + 3² = 27 + 9 = 36
a₄ = 4³ + 4² = 64 + 16 = 80