CBSE Class 8 Answered
multiply and verify the result for the given values
a. (8a+7b) (64a²–ab+b²): a= 1,b= –2
Asked by ptech3383 | 04 May, 2024, 06:10: PM
Expert Answer
8a + 7b = 8(1) + 7(–2) = –6
64a^2 – ab + b^2 = 64(1)^2 – (1)(–2) + (–2)^2 = 64 + 2 + 4 = 70
(8a + 7b)(64a^2 – ab + b^2) = –420
Answered by Renu Varma | 09 May, 2024, 11:29: AM
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