If f(x)=2x-1 and g(x)=x2-2, find [g°f](x). please show work thank you

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?

You wanted to draw an enlargement of design that printed on a card that is 4 in by 5

Acentral angle measuring 160 degrees intercepts an arc in a circle whose radius is 4. what is the length of the arc the circle formed by this central angle? round the length of the arc to the nearest hundredth of a unit. a) 4.19 units b) 6.28 units c) 12.57 units d) 12.57 square units