a plus b whole square is 100. let a is 7. what is the value of b
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Hi friend!!
» (a+b)² = 100
» a+b = √100
» a+b = ± 10
=> 7+b = 10 => b = 10-7 = 3
=> 7+b = -10 => b = -10-7 = -17
Therefore, the values of b are 3 if (a+b) = 10 and -17 if (a+b) = -10
» (a+b)² = 100
» a+b = √100
» a+b = ± 10
=> 7+b = 10 => b = 10-7 = 3
=> 7+b = -10 => b = -10-7 = -17
Therefore, the values of b are 3 if (a+b) = 10 and -17 if (a+b) = -10
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