Answer:
8p^4+6q^4.
Step-by-step explanation:
There are no like terms.
Definition of negative exponent:
![a^{-n} = \dfrac{1}{a^n}](https://tex.z-dn.net/?f=%20a%5E%7B-n%7D%20%3D%20%5Cdfrac%7B1%7D%7Ba%5En%7D%20)
Following the definition, we have:
![\dfrac{1}{5^9} = 5^{-9}](https://tex.z-dn.net/?f=%5Cdfrac%7B1%7D%7B5%5E9%7D%20%3D%205%5E%7B-9%7D%20)
Answer: -9
Answer:
Step-by-step explanation:
A) = (35,?)
B) = POSITIVE
C) = 601
Answer:
20/21.
Step-by-step explanation:
tan X = opposite side / adjacent side
= 20/21.
You can use this memory aid for the 3 main trigonometric ratios:
SOH-CAH-TOA:
SineOppositeHypotenuseCosineAdajacentHypotenuseTangentOppositeAdjacent.