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simplify the expression.(2k+1)(k-4) A: 2k^2-7k+4 B: 2k^2-3k+4 C: 2k^2+9k+4 D: 2k^2-7k-4
1. 1 answer
2. 79 views
Multiply. Write in scientific notation.(1.1x10^-5)(3x10^-2) A: 4.1x10^-7 B: 4.1x10^10 C: 3.3x10^-7 D: 3.3x10^10
1. 7 answers
2. 140 views