Q1. Nationwide Communications offers its customers a monthly plan for text messaging. Customers under this plan pay a flat rate of $5.00 each month for up to 350 text messages. For each additional text message over 350 (up to 1000 messages), the customer will pay $0.10. For each message over 1000 messages, the customer will pay $0.40. Complete the piecewise function that can be used to calculate the monthly billing amount, B, for a monthly level of t text messages. Note: Use the letter t as your variable.

\fu(x) = V x + 41 with domain [-41, 0) v (x ) = 86 - x with domain (0, 86)