1.

(2) 5° +6° +7° 5° x 6° x 7°(d) (3-1 + 4-1) = 12-2(e) (5° + 8%) x (6º – 100)(f) (70 + 18º) x (130 + 5)(g) (6-1-5-1)-2simplify ​

Answer»

(b) a POWER 0 = 1 therfore 5power 0 + 6POWER 0 + 7power0 = 3(C) 1



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