Verify please:

sec x cot x/cos^2 x = tan^2 x+1/sin x

Explain how you can use the associative property to evaluate (7x50)x4.

In which form is the following function written? y = - 2(x – 3)(x + 5)

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