Which expression is the completely factored form of x6−64y3? (x2−4y)3

(x2−4y)(x4+4x2y+16y2)

(x2+4y)(x4−4x2y+16y2)

(x2−4y)(x4−16y2)

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?

Wrote and expression for the difference of p and 4

An arithmetic series a consists of consecutive integers that are multiples of 4 what is the sum of the first 9 terms of this sequence if the first term is 0