A family discount card offers deals for the cinema. The cost of an adult ticket is £10. A child's ticket is £6. (a) How much will it cost to buy 2 adult tickets and 3 children's tickets? (b) The cost of a family discount card is £40 per year. How many times in the same year would 2 adults and 3 children need to go before you start to save money on the cost of the card?

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0

1c) the number 131 is a term in the sequence defined by the explicit rule f(n)=5n-4. which term in the sequence is 131? 2a) write the first four terms of the function f(n)=n^2-1 2b) what is the 10th term of the sequence defined by the explicit rule f(n)=n^2-1 2c) the number 224 is a term in the sequence defined by the explicit rule f(n)=n^2-1. which term in the sequence is 224?