Answer:
f(x)=x^2+1 -> f(a+1)=(a+1)^2+1=a^2+2a+1+1=a^2+2a+2
Step-by-step explanation:
The 90% confidence interval is (70 - 4, 70 + 4). The margin of error is 4%.
Answer:
She gets a job as a lawyer after graduation.
Step-by-step explanation:
You'd pay $77.80 for 20 gallons
Answer:
500 is greater than or equal to 150 + 5.50x
Step-by-step explanation: