Schools Division of Quezon City NOH – SCHOOL FOR CRIPPLED CHILDREN D. Tuazon St. Quezon City MATHEMATICS 8 LEARNING ACTIVITY # 3 NAME:______________________________________ Section: _________________ DATE:__________ QUARTER:________ WEEK:__________ DAY:_______ I. Tell whether the following number is a perfect CUBE or not. 1. 2. 3. 4. 5. 28 = ____________________ 64 = ____________________ 216 = ___________________ 512 = __________________ 1,000= ________________ II. Evaluate each exponential notation. 1. 3 x 3 x 3 2. 8 x 8 x 8 3. 10 x 10 x 10 4. 4 x 4 x 4 5. 15 x 15 x 15 ________________________ ________________________ ________________________ ________________________ ________________________ III. Factor each item below by following using sum and difference of two cube. Show your solution. 1. x 3 + 8 2. a 3 + 216 3. 27 + 8x 3 4. 432 + 250m 3 5. 500x 3 + 256 6. 64x 3 – 27 7. a 3 – 216 8. x 3 – 64 9. 27m 3 – 125 10. 256x 3 − 500y 3