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Standard XII
Mathematics
Standard Limits to Remove Indeterminate Form
Let * be a bi...
Question
Let * be a binary operation defined by a * b = 3a + 4b − 2. Find 4 * 5.
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Solution
Given: a * b = 3a + 4b − 2
Here,
4 * 5 = 3 (4) + 4 (5)
-
2
= 12 + 20
-
2
= 30
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