Solve for b
b=1
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-9=\frac{-5\times 8}{4}+b
Express -\frac{5}{4}\times 8 as a single fraction.
-9=\frac{-40}{4}+b
Multiply -5 and 8 to get -40.
-9=-10+b
Divide -40 by 4 to get -10.
-10+b=-9
Swap sides so that all variable terms are on the left hand side.
b=-9+10
Add 10 to both sides.
b=1
Add -9 and 10 to get 1.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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