Solve the problem.The path of a projectile fired at an inclination ? to the horizontal with an initial speed vo is a parabola. The range R of the projectile, the horizontal distance that the projectile travels, is found by the formula  where  feet per second per second or  meters per second per second. Find the range of a projectile fired with an initial velocity of 178 feet per second at an angle of 

src="https://sciemce.com/media/4/ppg__ttt0506190847__f1q224g4.jpg" alt="" style="vertical-align: -5.0px;" /> to the horizontal. Round your answer to two decimal places.

A. 912.23 ft
B. 1100.46 ft
C. 912.33 ft
D. 550.23 ft

---

Answer: C

Mathematics

Solve the problem.Find the least squares line through the points    and  

A. y = -8x - 22 B. y = 12x - 18 C. y = 12x - 22 D. y = -8x - 18

Determine which of the given choices is a solution of the equation.

2-5x=8+x (a) 1 (b) - 1 (c) 0 (d) 2 (e) none of these

Complete the identity.tan x ? cot x = ?

A. 0 B. sin x C. -1 D. 1

Solve.During a sale, a store sells red-dot items at a 30% discount and yellow-dot items at a 20% discount. A shopper bought red- and yellow-dot items with a combined regular price of $48.00. If the total discount was $12.20, how much did the shopper spend on each kind of item?

A. Red-dot items: $22.00 Yellow-dot items: $26.00 B. Red-dot items: $17.60 Yellow-dot items: $18.20 C. Red-dot items: $26.00 Yellow-dot items: $22.00 D. Red-dot items: $18.20 Yellow-dot items: $17.60