Factor completely.a2 - 2ab - 48b2
A. (a - 6b)(a + 8b)
B. (a + 6b)(a - 8b)
C. (a - 6b)(a + b)
D. prime
Answer: B
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The slope of a line varies from point to point on the line.
Answer the following statement true (T) or false (F)
Find parametric equations for the line described below.The line through the point P(3, 5, 1) and parallel to the line x = 4t + 1, 
A. x = 4t + 3, y = 3t + 5, z = 4t + 1 B. x = 4t - 3, y =3t - 5, z = 4t - 1 C. x = 3, y = 4t + 5, z = -3t + 1 D. x = 3t + 3, y = -4t, z = 1
Solve the equation.-105 = 7z
A. z = -112 B. z = 1 C. z = 112 D. z = -15
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 src="https://sciemce.com/media/4/ppg__tttt0522191253__f1q119g4.jpg" alt="" style="vertical-align: -4.0px;" /> to the horizontal. Round your answer to two decimal places.
A. 986.06 ft
B. 493.03 ft
C. 878.49 ft
D. 878.59 ft
where 
feet per second per second or 
meters per second per second. Find the range of a projectile fired with an initial velocity of 187 feet per second at an angle of