Choose the equation that matches the graph.

A.  +  = 1
B.  -  = 1
C.  -  = 1
D.  -  = 1


Answer: D

Mathematics

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Provide an appropriate response.Explain the error in the following: x2 + 2x - 15 = (x - 5)(x + 3)

What will be an ideal response?

Mathematics

A right circular cylinder is inscribed in a sphere of radius r = 5cm. Find the largest possible surface area of such a cylinder. Round the result to the nearest hundredth.

a. 157.08
b. 177.08
c. 187.08
d. 167.08
e. 197.08

Mathematics

Find the area.

A. 945 ft2  B. 882 ft2 C. 1260 ft2  D. 630 ft2 

Mathematics

Detroit Tigers pitcher Joel Zumaya was recorded throwing a pitch at a velocity of 107 miles per hour. If he threw the pitch at an angle of 32° below the horizontal, find the vertical and horizontal components of the velocity.(Round your answers to one decimal place.) ?

A. Vertical ? -55.7 mi/h, Horisontal ? 91.7 mi/h. B. Vertical ? 90.7 mi/h, Horisontal ? -56.7 mi/h. C. Vertical ? -56.7 mi/h, Horisontal ? -56.7 mi/h. D. Vertical ? -56.7 mi/h, Horisontal ? 90.7 mi/h. E. Vertical ? 90.7 mi/h, Horisontal ? 90.7 mi/h.

Mathematics