2² x 2-4 Which equation shows equivalent forms of the expression
?
21x 2-4 = 2-3 = -8
A
21x 2-4 = 2-4 =-8
B.
1
23
1
8
C.
2² x 2 -4 = 23.
༔ – ༤
21x 2-4 = 2-4 =
= 1
1
24 8
D.

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Which is the standard form for this number? (4 x 1 100 ) + (8 x 1 1,000 ) + ( 3 x 1 100,000 ) ? a) 0.004803 b) 0.04803 c) 0.0483 d) 0.483

The anwser cause i do not understand just plez