Solve the following using scientific notation and standard notation:

1) 2.5 x 10^7
2) 1 x 10^-3
3) 3,670,000
4) .295

Which expression is equivalent to 16 in exponential form? a) 4 × 4 b) 8 × 2 c) 23 d) 24

Suppose a gym membership has an initial enrollment fee of $75 and then a fee of $29 a month. which equation models the cost, c, of the gym membership for m months?

If the value of cos330°is√3/2 then find cos 165°.