(a²+b²)(-a²+b²) use a suitable identify to find the product
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Answered by
8
Answer:
b⁴ - a⁴
Step-by-step explanation:
(a²+b²)(-a²+b²)
= (b² + a²)(b² - a²)
= b⁴ - a⁴ [∵ using identity a² - b² = (a + b)(a - b) ]
Answered by
2
Answer:
a²+b²+2ab is the perfect identity.
(a²+b²)² + (-a²+b²)² + 2(a²+b²)(-a²+b²)
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