Question

find the value if 64x³ -125 z³. 1) 4x -5z =3/5 and xz=6​

Answer 1

Answer:

x=1/4 = 0.250

Step-by-step explanation:

STEP1:

Equation at the end of step 1

(((64 • (x3)) + (23•3x2)) - 6x) - 1 = 0

STEP 2:

Equation at the end of step2:

((26x3 + (23•3x2)) - 6x) - 1 = 0

STEP 3:

Checking for a perfect cube

3.1 64x3+24x2-6x-1 is not a perfect cube