Which equation is equivalent to 4x+3=64

What is the measure of the smallest angle in the diagram? 15 29 32 45

Which of the following values cannot be probabilities? 0.08, 5 divided by 3, startroot 2 endroot, negative 0.59, 1, 0, 1.44, 3 divided by 5 select all the values that cannot be probabilities. a. five thirds b. 1.44 c. 1 d. startroot 2 endroot e. three fifths f. 0.08 g. 0 h. negative 0.59

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).