Factor completely.12x4 - 11x2 - 15
A. (12x2 - 5)(x2 + 3)
B. (3x2 + 1)(4x2 - 15)
C. (4x - 3)(3x + 5)
D. (3x2 - 5)(4x2 + 3)
Answer: D
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Solve the problem.The hypotenuse of a right triangle is 11 feet long. One leg of the triangle is 3 feet longer then the other leg. Find the perimeter of the triangle.
A. - 
+ 
feet
B. 
- 11 feet
C. 
+ 11 feet
D. 
+ 
feet
Find the numerical value of the expression for the given value.
, x = -4
A. Undefined
B. 0
C. 
D. - 
Convert the measurement as indicated.6 yd 1 ft = 
ft
A. 19 ft B. 13 ft C. 7 ft D. 9 ft
Solve the problem.The path of a projectile fired at an inclination ? (in degrees) to the horizontal with an initial speed v0 is a parabola. The maximum height H of the projectile is given by H = 
(1 - cos (2?))where g is the acceleration due to gravity.Show that the maximum height H can be written H = 
What will be an ideal response?