Factor the polynomial by grouping.x2 + 8x + 3x + 24
A. (x - 8)(x + 3)
B. prime
C. (x - 8)(x - 3)
D. (x + 8)(x + 3)
Answer: D
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Solve the problem.Two angles are complementary if their sum is 90°. If the measure of the first angle is x°, and the measure of the second angle is (3x - 2)°, find the measure of each angle.
A. 1st angle = 23°; 2nd angle = 67° B. 1st angle = 22°; 2nd angle = 68° C. 1st angle = 31°; 2nd angle = 59° D. 1st angle = 22°; 2nd angle = 64°
Provide an appropriate response.The polynomial -16x4 is called a ? .
Fill in the blank(s) with the appropriate word(s).
Factor completely, or state that the polynomial is prime.729x3y3 - x6y6
A. (9xy - x2y2)(81x2y2 + 9x3y3 + x4y4) B. x3y3(9 - xy)(81 + 9xy + x2y2) C. x3y3(9 + xy)(81 - 9xy + x2y2) D. Prime
Solve the absolute value inequality. Other than ?, use interval notation to express the solution set and graph the solution set on a number line.
< 3
A. (-8, 8)
B. (-?, -8) ? (8, ?)
C. (-?, -8) ? (0, ?)
D. (-8, 0)