What is the domain for the piece of the function represented by f(x) = x + 1? x < –1
–1 ≤ x ≤ 1
1 ≤ x < 2
x > 1

Which shows the pre image of triangle xyz

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

Mario has $14.35 left in his wallet. he spent $148.43 for tablecloths. then, he spent $92.05 for napkins. how much money did mario have in his wallet to start with?