Answer:
$51.2
Step-by-step explanation:
3 + 4 + 1 = 8
8 x 6.40 + 51.2
Answer: None of the above
Step-by-step explanation:
Given


Now, integrating both sides



The correct answer is true because the number do not repeat
Answer:
i think it is 1.5
Step-by-step explanation
because 5 tenths is equal .5 and adding 1 unit which is adding on one which should equal 1.5
Answer:
B. 
Step-by-step explanation:
Let
, we solve for
by algebraic means.
1)
Given
2)
Definition of power/Symmetry of equality
3)
Compatibility with addition/Commutative and associative properties/Existence of additive inverse/Modulative property
4)

5)
Result
Hence, the correct answer is B.