Round the whole number to the given place.797 to the nearest ten
A. 780
B. 800
C. 790
D. 810
Answer: B
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Solve the inequality. Write the solution set in interval notation.|x + 3| > 6
A. ? B. (-?, -9) ? (3, ?) C. (3, ?) D. (-9, 3)
Without solving, determine the character of the solutions of the equation.x2 + 5x + 8 = 0
A. a repeated real solution B. two complex solutions that are conjugates of each other C. two unequal real solutions
Solve the problem.Find the fourth-degree polynomial satisfying the following conditions.P(-2) = 156, P(-1) = 40, P(0) = 16, P(1) = 6, P(2) = 28
A. P(x) = 4x4 - 5x3 + 3x2 - 12x + 16 B. P(x) = 1.19x109x4 - 5,183,958x3 - 135,150x2 - 2800x + 16 C. P(x) = 6.7x10-6x4 - 0.001x3 + 0.074x2 - 1.19x + 16 D. P(x) = 2256x4 + 154x3 + 28x2 + 246x + 16
Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.tan ? = 
, ? < ? < 
Find cos 
.
A. 
B. 
C. - 
D. - 