Question about the inverse of an equation.?

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A(b)=10*(b+7)/2

What is the inverse?

2006-12-05 05:43:14 · 4 answers · asked by theweirdguy1 2 in Science & Mathematics ➔ Mathematics

Find b(A)
Or find b as a function od A

2A/10=b+7

b(A)=A/5 -7

2006-12-05 05:46:02 · answer #1 · answered by Edward 7 · 0⤊ 0⤋

2/10-(b+7)

2006-12-05 13:48:16 · answer #2 · answered by El Cangri 2 · 0⤊ 0⤋

A(b)=10*(b+7)/2
2A(b)=10 b +70
2A(b) -70 =10b
b= 1/5 A(b)-7

2006-12-05 14:02:37 · answer #3 · answered by ironduke8159 7 · 0⤊ 0⤋

say y=10*(b+7)/2
b=10*(y+7)/2
2b=10(y+7)
2b/10=y+7
y=(1/5)b-7
so (1/5)b-7 is the inverse function

2006-12-05 13:47:16 · answer #4 · answered by raj 7 · 0⤊ 0⤋