Find the discriminant and the number of real roots for this equation.

x2 + 2x + 7 = 0

A snow globe consist of a pedestal in the shape of a cube with a sphere mounted on top of the pedestal. The pedestal has an edge length of 4 inches and the sphere has a diameter of 3 inches.

The diameter of a soccer ball is 8.56 inches. what is the volume of the ball, rounded to the nearest hundreth

Calvin has $8.80 in pennies and nickels. If there are twice as many nickels as pennies, how many pennies does Calvin have? How many nickels?

Bruce reads for 3/4 hour each night. How long will he read in 4 nights?

What is the factor of n^2-64? A. n+8 B. n+4 C. n-2 D. n-32

A triangle has sides of lengths 10 cm and 16 cm and the measure of the angle between them is 130 degrees. Find the area of the triangle.

While traveling to his grandma for his George fell asleep a fifth of the way through the journey when he awoke he still had to travel a quarter of the distance that he had traveled while sleeping. For what part of the journey had he been asleep

The sampling distribution of a statistic is (select the best answer) : The mechanism that determines whether the random sampling was effective. A normal curve, for which probabilities are obtained by standardizing.

What is the best jumpshot in 2k20?

On a baseball field, the pitcher's mound is 60.5 feet from home plate. During practice, a batter hits a ball 226 feet at an angle of 39° to the right of the pitcher's mound. An outfielder catches the ball and throws it to the pitcher.