w1. Write 5 • 5 • 5 • 5 • 5 • 5 • 5 using an exponent. (1 point) * 57 * 5 • 7 * 75 * 557 Simplify. 2. 52 • (4 + 23) (1 point) * 100 * 5400 * 300 * 108 3. (–10)2 (1 point) * –20 * 100 * –8 * –100 4. Write 12,400,000 in scientific notation. (1 point) * 1.24 × 107 * 1.24 × 104 * 12.4 × 101 * 12.4 × 107 Write in standard form. 5. 2.87 × 104 (1 point) * 28,700 * 0.000287 * 2,870 * 287,000 6. Find the LCM of 10 and 15. (1 point) * 150

Question

w1.   Write 5 • 5 • 5 • 5 • 5 • 5 • 5 using an exponent.  (1 point)      *        57     * 5 • 7     *        75     *        557  Simplify. 2.   52 • (4 + 23)  (1 point)      * 100     * 5400     * 300     * 108  3.    (–10)2  (1 point)      * –20     * 100     * –8     * –100  4.   Write 12,400,000 in scientific notation.  (1 point)      *        1.24 × 107     *        1.24 × 104     *        12.4 × 101     *        12.4 × 107  Write in standard form. 5.    2.87 × 104  (1 point)      * 28,700     * 0.000287     * 2,870     * 287,000  6.   Find the LCM of 10 and 15.  (1 point)      * 150