Write the opposite of the number.
A. 
B. - 
C. - 
D. 
Answer: C
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Multiply.(15 + x)2
A. x + 225 B. x2 + 30x + 225 C. 225x2 + 30x + 225 D. x2 + 225
Solve the problem.A projectile is fired with an initial velocity of 300 feet per second at an angle of 45° with the horizontal. To the nearest foot, find the maximum altitude of the projectile. The parametric equations for the path of the projectile are x = (300 cos 45°)t, and y = (300 sin 45°)t - 16t2.
A. 703 feet B. 686 feet C. 695 feet D. 719 feet
Write a system of equations associated with the augmented matrix. Do not try to solve.
= 
A. 2x + y = -3 x + 2y = 2 -5x - 5y = 2 B. 2x + y + z = -3 x - 5y = 2 C. 2x = -3 x + y = 2 -5x - 5y = 2
Use the Factor Theorem to determine whether x - c is a factor of f(x).f(x) = x4 + 12x3 + 8x2 + 90x - 72; x - 12
A. Yes B. No