Barry M.

Gary and Alex live different distances from their school. They both leave home at the same time. Gary bicycles to school. His distance from the school in miles,d, as a function of t, time in... more

The path of a rocket is given by the function, h(t) = -3t2 + 30t + 73, where 'h' is the height in meters and 't' is the time in secondsa. what is maximum height of rocketb. at what time does rocket... more

Cr2O72–(aq) + NO2–(aq) → Cr3+(aq) + NO3–(aq)If the reaction occurs in an acidic solution where water and H+ ions are added to the half-reactions to balance the overall reaction, how many electrons... more

HNO3(aq) + H2S(aq) → NO(g) + S(s) + H2O(l)

HNO3(aq) + H2S(aq) → NO(g) + S(s) + H2O(l)

4sqrt(2) tan x - sqrt(2)= 3sqrt(2) tan xEnter your answers as fractions from smallest to largest.

y = (x+1)(6x-6)-6x^2 Linear or quadratic? What's the linear term? Constant term?

The only other thing that my text book says is (Hint: Simplify the expression.). I forgot how to solve with a negative exponent and I can't find the solution in my text book. (2x)^-3 is really... more

penny made a 74% on her first test. what must she get on her next test to have an average of at least 80% ( 100 points per test)

If 50% of a radioactive element remains after 4000 years, what is the half-life? please help.