Answer:1/(8a^12)
Step-by-step explanation:
(2a^4)^-3
2^(-3) x (a^4)^(-3)
1/(2^3) x a^(-12)
1/(2x2x2) x 1/(a^12)
1/8 x 1/a^12
1/(8a^12)
Answer:
6x^2 -31x +40
Step-by-step explanation:
2x * 3x + 2x * - 8 + -5 * 3x -5 * -8 Distributive property
6x^2 -16x -15x + 40 Math
6x^2 -31x +40 Answer
Answer:
Step-by-step explanation: its c. x+ 5
Answer:
Step-by-step explanation:
5 men do 1 unit of work in 1 hr. 1 man does 1/5 unit of work in 1 hr. 2 men do 2/5 units of work in 1 hr. Therefore 2 men will take 5/2 hours to dig 1 hole and take 5/4 hrs to dig half a hole.