PLEASE HELP Identify the function that is exponential.
A. y= 3x^8
B. y=-3(0.5)^x
C. y=-3x^5
D. y=-2x^4

Dean and karlene get paid to write songs. dean is paid a one-time fee of $20 plus $80 per day. karlene is paid a one-time fee of $25 plus $100 per day. write an expression to represent how much a producer will pay to hire both to work the same number of days on a song.

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If angle b measures 25°, what is the approximate perimeter of the triangle below? 10.3 units 11.8 units 22.1 units 25.2 units