DAYS 7-8 KICKSTARTER: Know the Form A. Recall. Write S if the expression is a difference of two squares and N if NOT.
_________________1. 144-b⁸
_________________ 2. 27m⁴-n²
_________________3. 64x²-81z¹⁰
_________________4. 1225-d³
B. Recall . Write S if the expression is a sum of two cubes, D if a difference of two cubes, and N if neither.
________________1. 27x⁶+ y³
________________ 2. 81-b¹⁵
________________3. 343- y⁶
________________4. 4x³ + 8
_________________1. 144-b⁸
_________________ 2. 27m⁴-n²
_________________3. 64x²-81z¹⁰
_________________4. 1225-d³
B. Recall . Write S if the expression is a sum of two cubes, D if a difference of two cubes, and N if neither.
________________1. 27x⁶+ y³
________________ 2. 81-b¹⁵
________________3. 343- y⁶
________________4. 4x³ + 8
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Answer:
1. S
2. N
3. S
4. S
B.
1. S
2. N
3. D
4. N
2. N, 3. D,
4. N