A substance's decay function is represented by the equation y = 10(0.87)", where = is in hours. How long will it take until only 2.5 units of the substance is left? Justify your reasoning.

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.

Which of the following circles have their centers in the third quadrant?

❤️ (geometry) does the construction demonstrate how to copy an angle correctly using technology a) yes; the distance between points a and f was used to create circle h b) yes; the distance between points f and g was used to create circle h c)no; the distance between points a and f was used to create circle h d) no; the distance between points f and g was used to create circle h