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(3) What number added to 1 gives its own square?, Cet, the, nem bes n, be, 2, So, 2とt1 - 2, ie, 5=-1, 6は、4ac, 「は G, klum bess are, 2, (4), In writing the equation to construct, if P=24, a rectangle of specified perimeter, %3D, and area, the perimeter was wrongly, written as 24 instead of 42. The, ltb=12, length of a side was then computed, as 10 metres. What is the area in, il=10, the problem? What are the lengths, 10cm, bwill be 2., of the sides of the rectangle in the, correct problem?, for l=10, andd b=2, ?, Area = exb = 20 em