When two numbers are multiplied together that are exponents you multiply the bases amd add the exponents the relationship would simply be that the product <span>exponents are the sum of the exponents being multiplied in the question</span>
Step-by-step explanation:
i hope this help if it doesn't ill come back and try to see if i can find another way to do it.
Use double angle identity

We can relate '6x' to '3x' in the same way since 6 is 2*3.

Now sub into left side of identity. Simplify until it equals right side.
Answer:
864 cm²
Step-by-step explanation: Volume of cube Side^3
Side of Cube= (1728)^1/3 = 12cm Total surface area = 6 x Side^2= 6 x 144 = 864 cm²
X/y
- 8/20=42/y
- 0.4=42/y
- y=42/0.4
- y=105