Find the product of (x + 5)(x − 5).
x2 − 10x + 25
x2 + 10x + 25
x2 − 25
x2 + 25

Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)

Which expression is equivalent to? assume x > 0 and y > 0.

If you apply the below transformations to the square root parent function, f(x) = vx, what is the equation of the new function? • shift 12 units right. • shift seven units down.