Answer:
Step-by-step explanation:
![\text{Use}\\\\(a^n)^m=a^{nm}\\\\a^n\cdot a^m=a^{n+m}\\\\(a\cdot b)^n=a^n\cdot b^n\\\\a^{-1}=\dfrac{1}{a}\\--------------------------\\\\\dfrac{5^{2n-1}-4(25^{n-1})}{(5^n\cdot2)^2+3(5^{2n-1})}=\dfrac{5^{2n}\cdot5^{-1}-4\left[(5^2)^n\cdot25^{-1}\right]}{(5^n)^2\cdot2^2+3\left[(5^2)^n\cdot5^{-1}\right]}](https://tex.z-dn.net/?f=%5Ctext%7BUse%7D%5C%5C%5C%5C%28a%5En%29%5Em%3Da%5E%7Bnm%7D%5C%5C%5C%5Ca%5En%5Ccdot%20a%5Em%3Da%5E%7Bn%2Bm%7D%5C%5C%5C%5C%28a%5Ccdot%20b%29%5En%3Da%5En%5Ccdot%20b%5En%5C%5C%5C%5Ca%5E%7B-1%7D%3D%5Cdfrac%7B1%7D%7Ba%7D%5C%5C--------------------------%5C%5C%5C%5C%5Cdfrac%7B5%5E%7B2n-1%7D-4%2825%5E%7Bn-1%7D%29%7D%7B%285%5En%5Ccdot2%29%5E2%2B3%285%5E%7B2n-1%7D%29%7D%3D%5Cdfrac%7B5%5E%7B2n%7D%5Ccdot5%5E%7B-1%7D-4%5Cleft%5B%285%5E2%29%5En%5Ccdot25%5E%7B-1%7D%5Cright%5D%7D%7B%285%5En%29%5E2%5Ccdot2%5E2%2B3%5Cleft%5B%285%5E2%29%5En%5Ccdot5%5E%7B-1%7D%5Cright%5D%7D)
Answer: I think it is “the y-value is always positive” because none of the y-values are below the x-axis, which would make them negative. Hope I helped!
Step-by-step explanation:
The equation is not setup properly, possibly it is your teacher's fault.
From external research, I would say the answer is x = -12.
1.) 12x^2-7x-10
2.) 10x^2+31x-14
Answer:
The answer is 8:343.
Step-by-step explanation:
We can use Galileo's square cube law to calculate the ratio between two similar pyramids. The law is used to describe the change of the area or the volume of the shape when their dimensions increase or decrease:
V₁ and V₂ - volumes of pyramids,
l₁ and l₂ - the edges of pyramids.
