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If y = 2*"+2, which of the following gives the slope of the tangent line for all values of x? O (In 2)(2 *2+2) O 2x(In 2)(2 *2+2) O (x2 + 2)(2 *2+1) O (x2 + 2)(In 2)(2 *2+1)Which expression represents dy if y = In(3 - 3cos(3x))? dx O 1 3 - 3cos(3x) O sin (3x) 1 - cos(3x) O sin (3x) 3 - 3cos(3x) O 3 sin (3 x) 1 - cos(3x)If 4x2 + y2 = 100, then what is at (3, 8)? dx 2 O 25 32 O 5 16 O DID N W OIf f(x) = ex + el - *, what is the slope of the tangent line of f(x) at x = 0? O 1te O 1-e O 2+e O 2-e