Factor completely. If the polynomial is prime, so state.x2 - x - 20
A. (x + 5)(x - 4)
B. (x + 1)(x - 20)
C. (x + 4)(x - 5)
D. prime
Answer: C
Mathematics
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Write the vector v in terms of i and j whose magnitude 
and direction angle ? are given.
= 7, ? = 225°
A. v = - 
i - 
j
B. v = - 
i - 
j
C. v = - 
i - 
j
D. v = 
i + 
j
Mathematics
Find the GCF.15m3 and 135m9
A. 15m6 B. 15m3 C. 135m3 D. 2025m6
Mathematics
Solve the problem.The sum of the angles of a triangle is 180°. Find the three angles of the triangle if one angle is twice the smallest angle and the third angle is 12° greater than the smallest angle.
A. 36°, 48°, 96° B. 42°, 84°, 54° C. 34°, 68°, 78° D. 36°, 72°, 72°
Mathematics
Factor.162x3 + 750
A. 6(3x + 5)(9x2 - 15x + 25) B. 6(3x + 5)(9x2 + 25) C. 6(3x - 5)(9x2 + 15x + 25) D. 6(27x3 + 125)
Mathematics