Question 1: Given that 2³ + 2² (-x-2y + 1) = xz - 6y, let A = 0.379 -0.306 1.691 -1.604 -1.095 0.686 -0.019 1.653 and B dz dy corresponding to x = 1, y = -3, z = -2. Then the value of sin A + sin B is B.
AP corresponding to z = 1, y = -3, z = -2. Then the value of sin A + sin B is B.
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