8 is divisible by 102 ... answer ; 816 divided by 8 = 102
Answer:
![\large\boxed{\dfrac{1}{5\cdot5\cdot5\cdot5\cdot5\cdot5}}](https://tex.z-dn.net/?f=%5Clarge%5Cboxed%7B%5Cdfrac%7B1%7D%7B5%5Ccdot5%5Ccdot5%5Ccdot5%5Ccdot5%5Ccdot5%7D%7D)
Step-by-step explanation:
![\text{Use}\ (a^n)^m=a^{nm}\\\\(5^3)^{-2}=5^{(3)(-2)}=5^{-6}\\\\\text{use}\ a^{-n}=\dfrac{1}{a^n}\\\\=\dfrac{1}{5^6}\\\\\text{use}\ a^n=\underbrace{a\cdot a\cdot a\cdot ...\cdot a}_{n}\\\\=\dfrac{1}{5\cdot5\cdot5\cdot5\cdot5\cdot5}](https://tex.z-dn.net/?f=%5Ctext%7BUse%7D%5C%20%28a%5En%29%5Em%3Da%5E%7Bnm%7D%5C%5C%5C%5C%285%5E3%29%5E%7B-2%7D%3D5%5E%7B%283%29%28-2%29%7D%3D5%5E%7B-6%7D%5C%5C%5C%5C%5Ctext%7Buse%7D%5C%20a%5E%7B-n%7D%3D%5Cdfrac%7B1%7D%7Ba%5En%7D%5C%5C%5C%5C%3D%5Cdfrac%7B1%7D%7B5%5E6%7D%5C%5C%5C%5C%5Ctext%7Buse%7D%5C%20a%5En%3D%5Cunderbrace%7Ba%5Ccdot%20a%5Ccdot%20a%5Ccdot%20...%5Ccdot%20a%7D_%7Bn%7D%5C%5C%5C%5C%3D%5Cdfrac%7B1%7D%7B5%5Ccdot5%5Ccdot5%5Ccdot5%5Ccdot5%5Ccdot5%7D)
Answer:2
Step-by-step explanation:
Multiply
add fractions
Answer:
46
Step-by-step explanation:
Since we know the value of the variable c, we can substitute 20 for c
2c + 6
2(20) + 6
40 + 6
46