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Donnabelleasleyfb420... ∙
7 x 7 = 49
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Karen Seagroves ∙
2^7 = 2x2x2x2x2x2x2 = 4x4x4x2 = 16x8 = 128
The exponent is 2 - from the SECOND power.
¹ ² 25 x 25 ------- 125 50X ------- 625
7 2 = 49
-7 * -7 = +49