The value of b in 81a² − b = ( 9a +½ )( 9a - ½ )
Answers
Answered by
1
Answer:
Simplify —
3
Equation at the end of step
1
:
(a9) (b25) (a1) b
((————•x)•—————)-(((81•————)•x)•—)
2 3 2 3
STEP
2
:
a
Simplify —
2
Equation at the end of step
2
:
(a9) (b25) a b
((————•x)•—————)-(((81•—)•x)•—)
2 3 2 3
STEP
3
:
b25
Simplify ———
3
Equation at the end of step
3
:
(a9) b25 27axb
((———— • x) • ———) - —————
2 3 2
STEP
4
:
a9
Simplify ——
2
Equation at the end of step
4
:
a9 b25 27axb
((—— • x) • ———) - —————
2 3 2
Answered by
0
Answer:
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