Answer:
130
Step-by-step explanation:
26/2 = 13
10 x 13 = 130
-2a²b + a² + 3ab² - b² + 2(a²b + 2ab)
Simplify the parenthesis first.
-2a²b + a² + 3ab² - b² + 2a²b + 4ab
Now, add like terms.
(-2a²b + 2a²b) + 3ab² + 4ab + a² + b²
Simplify.
3ab² + 4ab + a² + b²
That is the simplest it can be simplified.
~Hope I helped!~
Answer:
false
Step-by-step explanation:
1-2cos²r=1-2(1-sin²r)=1-2+2sin²r=2sin²r-1
54.3.. sorry if this is incorrect
375 g because 30/12=2.5 then 150*2.5=375