The ratio of the number of red marbles to the number of green marbles in a bag is 2:3 the ratio of the number of green marbles to the number of blue marbles is 9:4 there are 76 marbles in a bag

Identify a1 and r for the geometric sequence an= -256(-1/4) n-1

Find the value of x. give reasons to justify your solutions! h ∈ ig

The ideal mechanical advantage of a machine reflects the increase or decrease in force there world be without friction, it is always greater than the actual mechanical advantage because all machines must overcome friction. true false