An alloy is a mixture of metals. Suppose that a certain alloy is made by mixing 90 grams of an alloy containing 15% copper with 70 grams of an alloy containing 35% copper. Answer the questions below. Do not do any rounding. How many grams of copper are in the resulting mixture?
What percentage of the resulting mixture is copper?

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:

Evaluate this piecewise function at x = 2 and x = 4f(x) =3x,x ≠ 4-2x,x = 4

Name two subsets of real numbers to which the number -5 belongs