Question

O valor da expressão a=1,67 . 10 + 3,95 . 10

Answer 1

a = 1.67. 10 + 3.95. 10
First we rewrite the expression:
a = (1.67 * 10) + (3.95 * 10)
We multiply each member of the parenthesis by 10:
a = 16.7 + 39.5
We add both values:
a = 56.2
Answer:
We note that the value of the expression for a is:
a = 56.2