Last week, chen bought 8 1/2 gallons of gas at $2.30 per gallon. this week, he bought 4 3/10 gallons of gas at $2.70 per gallon. what was his total cost? enter your answer in the box.

1. which of the following algebraic equations is equivalent to ? x^n = a a^n = x a^x = n x^a = n 2. 16^1/4= 1/2 2 4 3. (-36)^1/2= -6 1/6 no real number 4. 8^2/3= 4 8 16√2 )^5/2= 7,776 1/7,776 no real number 6. m ^ the square root of a^2m simplified is: 7. the square root of 3^3 times the square root of 2 simplified and in radical form is:

Xy x xy if a and b are positive integers such that a*b=9 and b*a=72 what is the value of a/b

Plz : denver is about 5,200 feet above sea level. which number line best represents this integer?