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For what values of a and b is the line 32 + y : b tangent to the curve 3; : (1.122 when :1; : 5? a vet] Find all critical values for the function f(:.:) = 23:3 30m2 + 96x 10 and then list them (separated by commas) in the box below. List of critical numbers: U Find all critical values for the function f(t) = t4 16:53 + 70:2 and then list them (separated by commas) in the box below. List of critical numbers: D