# LCM/Exponent Review Part 2: Question Preview (ID: 5997)

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Write 2,340,000 in scientific notation. |
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a) 2.34 x 10^-6 | b) 2.34 x 10^6 | c) 23.4 x 10^5 | d) 23.4 x 10^-5 | |

Write 0.00061 in scientific notation. |
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a) 6.1 x 10^4 | b) 6.1 x 10^-4 | c) 61 x 10 ^5 | d) 61 x 10^-5 | |

What is the LCM of 12 and 30? |
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a) 120 | b) 90 | c) 60 | d) 30 | |

What is the LCM of 4x and 3x^2? |
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a) 24x | b) 24x^2 | c) 12x | d) 12x^2 | |

What is the LCM of 10, 14, and 35? |
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a) 140 | b) 280 | c) 35 | d) 70 | |

What is 4,000,000^0? |
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a) 4,000,000 | b) 1 | c) 0 | d) None of the above | |

What is (4^2)(4^5)? |
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a) 4^3 | b) 4^7 | c) 4^10 | d) None of the above | |

What is 5^8/5^-3? |
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a) 5^5 | b) 5^11 | c) 5^24 | d) 5^-24 | |

What is (x^4)(x^7)? |
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a) x^28 | b) x^11 | c) x^3 | d) x^1.75 | |

What is c^-6/c^3 |
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a) c^-18 | b) c^3 | c) c^9 | d) c^-9 | |

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