Choose the correct option for the following sentences.a. A function f(x, y) is said to have a maximum value at x = a, y = b if f(a, b) > f(a + h, b + k) and f(a, b) > f(a - h, b + k)b. A function f(x, y) is said to have a maximum value at x = a, y = b if f(a, b) f(a - h, b + k)

Choose the correct option for the following sentences.a. A function f(

1.	Choose the correct option for the following sentences.a. A function f(x, y) is said to have a maximum value at x = a, y = b if f(a, b) > f(a + h, b + k) and f(a, b) > f(a - h, b + k)b. A function f(x, y) is said to have a maximum value at x = a, y = b if f(a, b) < f(a + h, b + k) and f(a, b) > f(a - h, b + k)
A.	Both a and b are wrong
B.	Both a and b are true
C.	a is true, b is wrong
D.	b is true, a is wrong
Answer» D. b is true, a is wrong

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