From the formula B = 2a2 – b2, calculate the value of B when a = 3 – InterviewSolution

1.

From the formula B = 2a2 – b2, calculate the value of B when a = 3 and b = -1.

Answer»

B = 2a² – b²

Put the values of a = 3 and b = -1 in above equation

B = 2 x (3)² – (-1)²

B = 18 – 1

B = 17

Value of B is = 17

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