true, false, true, false, 1, 2, Thực hiện phép chia 720 ÷ 10⁴, ta được kết quả là:, A. 0,072, B. 0,72, C. 7,2, D. 0,0072, Kết quả của phép tính 0,06 ÷ 10⁻³ là:, A. 0,00006, B. 0,6, C. 6, D. 60, Which of the following statements correctly compares √4.9 and √7?, A. √4.9 > √7, B. √4.9 < √7, C. √4.9 = √7, D. √4.9 × √7 = 7, What is the simplified value of the expression 15⁻⁴ ÷ 225⁻⁶?, A. 15⁻¹⁰, B. 15⁻², C. 15⁸, D. 15¹⁶, Express the product 16⁻² × 64⁻³ as a power of 2:, A. 2⁻²⁶, B. 2⁻¹⁴, C. 2⁻⁵, D. 2⁻¹, What is the standard form (scientific notation) of 0.0000000666?, A. 6.66 × 10⁻⁸, B. 6.66 × 10⁻⁷, C. 66.6 × 10⁻⁹, D. 6.66 × 10⁸, Between which two consecutive integers does ³√600 lie?, A. 6 and 7, B. 7 and 8, C. 8 and 9, D. 9 and 10, What is the value of ³√350 rounded to the nearest whole number (nearest unit)?, A. 6, B. 7, C. 8, D. 9

unit 2 extra

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