Step-by-step explanation:
Given
(2x + 3 )² - (2x + 3) (x - 5)
= 4x² + 6x + 9 - ( 2x (x - 5) + 3(x - 5 ))
= 4x² + 6x + 9 - ( 2x² - 10x + 3x - 15 )
= 4x² + 6x + 9 - 2x² + 10x - 3x + 15
= 2x² + 13x + 24
Hope it will help :)
V=(pi)(r^2)h-(2/3)(pi)(r^3)
Answer:
the correct answer is
Step-by-step explanation:
When a solid dissolves the solid (solute) and the liquid (solvent) form a very close intimate mixture called a solution. ... If a solid dissolves on mixing its particles break apart and form a loose association with the liquid (solvent) particles.
hope this helps u!!!!
2. A
4. D
I don't know the rest but good luck.
Answer:
t = dfrac-1 + 2 q3 + q. Solve the equations: t = dfrac-1 + 2 q3 + q Answer: t = dfrac-1 + 2 q3 + q.
Step-by-step explanation:
