Solve(b+2)2=40

Short Answer

Expert verified

The solutions areb=-2+210,b=-2-210.

Step by step solution

01

Given Information.

The Given equation is(b+2)2=40.

02

 Use the square root property.    

b+2=±40

Factor the radical.

b+2=±2×2×2×5b+2=±210

03

Isolate the term.

b=-2±210

Rewrite to show two solutions.

b=-2+210,b=-2-210

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