Determine if the following relations represent y as a function of x. x=y^6

2x2+y=4

8x+y^2=1

y=sqrt(1-x^2)

-3xy=1

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5

With this question substitute t=3 and t=5 to determine if the two expressions are equivalent. 4(t + 3) 4t+12 which statements are true? check all that apply. a. the value of both expressions when t =5 is 32. b. the two expressions are not equivalent. c. the value of both expressions when t=3 is 15. d. the value of both expressions when t=5 is 23. e. the two expressions are equivalent. f. the value of both expressions when t=3 is 24.

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?