Find the value of the expression.
A. 
B. 
C. 
D. 
Answer: D
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Calculate the instantaneous velocity for the given value of t of an object moving with rectilinear motion according to the given function relating s (in ft) and t (in s)s = t3 + t2 - 6t - 7; t = -3
A. -14 ft/s B. 14 ft/s C. 15 ft/s D. 21 ft/s
Draw the given angle in standard position. Draw an arrow representing the correct amount of rotation. Find the measure of two other angles, one positive and one negative, coterminal with the given angle.170°
A. 350° and -10°
B. 530° and -190°
C. 530° and -190°
D. 350° and -10°
Decide whether the expression is or is not an identity.sin (A + 4?) = cos (A + ?)
A. Not an identity B. Identity
Find an equation for the line with the given properties.Perpendicular to the line 9x - 4y = 30; containing the point (6, -6)
A. 6x + 4y = 30 B. 4x - 9y = -30 C. 9x + 4 = 9 D. 4x + 9y = -30