A rectangle is inscribed in a circle of radius 5 inches. if the length of the rectangle is decreasing at the rate of 2 inches per second, how fast is the area of the rectangle changing at the instant when the length is 6 inches?

A plumber charges a visitation fee of $60 and $45 per hour for time worked. If h is the number of hours worked and t is the total charge for completed work, then the variables are related by the equation t = 45h + 60.

Which of the following relationships represents a function? A. (-3,4), (6,2), (-7,1), (2,2) B. (-3,0), (6,3), (-7,1), (6,5) C. (-3,4), (6,6), (-3,3), (2,2) D. (-3,4), (6,6), (6,3), (2,2)

Carmen is serving her child french fries and chicken wings for lunch today. Let f be the number of french fries in the lunch, and let c be the number of chicken wings. Each french fry has 25 calories, and each chicken wing has 100 calories.

Indica las expresiones que determinan conjuntos. Explica tu respuesta

What is the solution of this equation? 8p-8=-9 (2p+5) - 9 (6-3p)

Casey has a total of 18 pens. Twelve of these pens are blue, and the rest are red. What is the ratio of blue pens to red pens?

Which of the following is a monomial? A. 2x + yz B. 2xyz2 C. 2x - yz D. 2 + xyz

Written as fractions, the decimal numbers 0.3 and 0.11 are 3/10 and 11/100, respectively

Describe whether the equation y-3x=7 is a function

A balloon is at a height of 50 meters, and it is rising at the constant rate of 5m/sec. A bicyclist passes beneath it, traveling in a straight line at the constant speed of 10m/sec.