x^2 = 12*5+4 = 64
x = ±8
Find the number that when multiplied by itself, is equal to 12 times 5 plus 4.
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2 answers
x = your number
The number that when multiplied by itself, is equal to 12 times 5 plus 4 means:
x • x = 12 • 5 + 4
Since x • x= x^2
x^2 = 60 + 4
x^2 = 64
x = ± √64
x = ± 8
The solutions are:
x = - 8 and x = 8
The number that when multiplied by itself, is equal to 12 times 5 plus 4 means:
x • x = 12 • 5 + 4
Since x • x= x^2
x^2 = 60 + 4
x^2 = 64
x = ± √64
x = ± 8
The solutions are:
x = - 8 and x = 8