Algebra
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Evaluate the expression using a =1 and c= -3
(a + c)(a -c)
Determine whether the given number is a solution to the
equation following it.
5,3x-7=2x+1
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Solution Summary
The expert evaluates the expression using a function. Neat, step-wise solution is provided.
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(1) When a = 1 and c = -3, (a + c)(a - c) = a^2 - c^2 = 1^2 - ...
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