Graph the expression on each side of the equals symbol to determine whether the equation might be an identity.cot x cos x + sin x = csc x
A. Identity
B. Not an Identity
Answer: A
You might also like to view...
If the recommended adult dosage for a certain medication is 2.00 oz, by Young's rule, how many teaspoons would you give a child who is 6 years old and weighs 55 pounds?
A. 4t B. 3t C. 6t D. 2t
Factor by grouping.x3 + 2x2 + x + 2
A. (x2 + 1)(2x + 2) B. (x2 + 1)(x + 2) C. (2x2 + 2)(x + 1) D. (x2 + 2)(x + 1)
Solve the problem.When going more than 38 miles per hour, the gas mileage of a certain car fits the model 
where x is the speed of the car in miles per hour and y is the miles per gallon of gasoline. Based on this model, at what speed will the car average 15 miles per gallon? (Round to nearest whole number.)
A. 149 mph B. 73 mph C. 48 mph D. 98 mph
Fill in the blank with one of the words or phrases listed below. Not all choices will be used.
If 
= 
, then ad and bc are called 
.
A. least common denominator B. complex fraction C. reciprocals D. cross products