Michaeviz
Michaeviz
Math
Answered
multiplying unlike signs
(-a) (-4) (-b) =
Sagot :
Kat15viz
Kat15viz
My answer is this:
4a+b
Answer Link
AnneCviz
AnneCviz
- x - = +
+ x + = + (same signs = positive)
+ x - = - (different signs = negative)
For
(-a) (-4) (-b)
(-a)(-4) = +4a
(4a)(-b) =
-4ab
So, (-a) (-4) (-b) =
-4ab
Answer Link
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