(A)(−2, −1)
(B)(−2, 1)
(C)(1, 1)
(D)(1, −1)
4.Which of the following functions is continuous at x = 3 ?
(A)f(x) = (B)g(x) = (C)h(x) = (D)j(x) = 5.Which of the following is the equation of the tangent line to y = 3 sin^2 x at x = ?
(A)y− = 3(B)y + = (C)y− = (D)y− = 36.What is ?